Ukubilisa Ubhiya Nge-White Labs WLP940 Mexican Lager Yeast

Isembozo sengilazi esibilisa i-lager yaseMexico egolide enamabhamuza, igwebu, kanye nesizinda sendawo yokwenza utshwala. Chofoza noma uthephe isithombe ukuze uthole ulwazi olwengeziwe.

Uma bebila nge-WLP940, abenzi bobhiya bangase babone amanothi amancane esinongo noma e-ester uma amazinga okushisa edlula ibanga elinconywayo noma uma izinga lokubhoboza lishintsha. Amasu esimanje e-lager afaka phakathi ukubilisa okubandayo, izindlela zokushisa, noma izindlela zokushisa okusheshayo njengokubilisa ngengcindezi. Indlela ngayinye ithonya iphunga lemvubelo kanye nomuzwa womlomo.

I-White Labs ichaza i-WLP940 njengenokuncipha okungu-70%–78% kanye nokugeleza okuphakathi. Itholakala ngamafomethi e-PurePitch kanye nezinketho ze-organic. Lokhu kuguquguquka kwenza kube kuhle kokubili ekwenzeni ibhiya lasekhaya kanye nokubilisa i-lager yaseMexico ethengiswayo encane. Ukucaca, ukunciphisa okuqhubekayo, kanye nokubekezelela utshwala okufinyelelekayo kubalulekile.

Okuthathwayo Okubalulekile

• I-White Labs WLP940 Mexican Lager Yeast iphumelela kakhulu kuma-lager ahlanzekile, angaphuzwa uma igcinwe ku-50°–55°F.
• Ukubilisa i-WLP940 warmer kungangeza izinongo noma ama-ester amancane; ukulawula izinga lokushisa kubalulekile.
• Ukuncipha (70%–78%) kanye nokugeleza okuphakathi kuhambisana nama-light lagers kanye nezitayela zaseVienna.
• Isu lokuphonsa—i-cold lager vs i-warm-pitch—lithinta inani lamaseli kanye nokunambitheka okudingekayo.
• I-White Labs inikeza izinketho ze-PurePitch kanye nezinsiza ezifana ne-pitch rate calculator yemiphumela ethembekile.

Iyini i-White Labs WLP940 Mexican Lager Yeast

I-White Labs WLP940 Mexican Lager Yeast ivela eMexico City. Uhlu lwayo lusekelwe emigqeni yokukhiqiza utshwala yezentengiselwano yezindawo ezinkulu zokukhiqiza utshwala zaseMexico. Lesi sizinda sinikeza isisekelo esihlanzekile nesinongo esithambile, okwenza kube yintandokazi phakathi kwabenzi bobhiya. Ukuvumelana kanye nedatha ethembekile evela ohlotsheni lwe-White Labs kuyaziswa kakhulu.

Izici zemvubelo zifaka phakathi ukuqeda okuqinile kanye nokuncipha okumaphakathi. Ine-flocculation ephakathi. Imininingwane esemthethweni ikhombisa ukuncipha okungu-70%–78%, i-flocculation ephakathi, kanye nokushisa okunconywayo kokubilisa okungu-50°–55°F (10°–13°C). Imibiko yelebhu iqinisekisa i-STA1 QC njengembi, okuqinisekisa ukuthi ukubilisa i-dextrin akuyona inkinga yezindlela zokupheka eziningi.

Okuthunyelwe komphakathi kanye nokuhlolwa kokuqhathanisa kusikisela ukuthi i-WLP940 iseduze nozalo lwe-Grupo Modelo. Abapheki bebhiya baphawula izinguquko ekubonakalisweni kwe-ester kanye ne-phenolic lapho amazinga okushisa ecindezelwa. Lokhu kuhambisana nefa lohlobo, okwenza abanye abapheki bebhiya bazame izindlela zokushisa ngenkathi abanye benamathela ekushiseni okubandayo kwakudala.

I-White Labs incoma i-WLP940 ye-Pilsner, i-Pale Lager, izitayela ze-lager zaseMexico, i-Vienna Lager, i-Helles, i-Marzen, kanye ne-Amber ekhanyayo noma i-American Lagers. Ubhiya obuhle kakhulu be-WLP940 baziwa ngokuphuzwa kwabo nokucaca kwabo. Lokhu kwenza kube ukukhetha okuthandwayo kwezitayela ze-lager zaseMexico kanye nezinye i-lager eziqinile lapho amanothi e-malt ne-hop engewona awesibili.

Kungani Ukhetha Imvubelo Ye-White Labs WLP940 Mexican Lager Yeast Ye-Brew Yakho?

I-WLP940 inikeza uhlamvu olucacile nolugxile kakhulu abenzi bobhiya abaningi abaluhlose kuma-lager alula. Iphrofayili yayo yokunambitheka ihlanzekile, inesiphetho esiqinile. I-White Labs yaklama lolu hlobo ukuze ithuthukise ukunambitheka kwe-malt ne-hop ngenkathi inciphisa ama-metabolites angafuneki. Lokhu kufezwa uma kubiliswa ngaphakathi kwebanga lokushisa elinconywayo.

Abanye abantu abazwa ukunambitheka bayabona ukuthi ubhiya unesinongo esincane uma ubila emazingeni okushisa afudumele. Kodwa-ke, lokhu kunambitheka kwemvubelo ye-lager yaseMexico kuvame ukulawulwa kahle ngaphansi kwezimo ezipholile, zendabuko ze-lager. Abapheki bebhiya abazama amazinga okushisa aphezulu noma i-underpitching bangase bahlangane nama-ester noma izinongo. Lokhu kungashintsha isimo sebhiya kusuka kuphrofayili yaso evamile yokuhlanzeka.

Ukuthi i-WLP940 iphuza kahle kuyinzuzo enkulu. Isekela ukuncishiswa okulinganiselwe, okuholela ekuzweleni komlomo okomile nokungaphelelwa isikhathi. Lolu hlobo lwemvubelo lugcina ibhalansi phakathi kokunambitheka kwe-malt ne-hop ilawulwa. Ngenxa yalokho, ubhiya uhlala uqabula, ngokubabayo kanye nobumnandi be-malt kudlala indima encane ngemuva.

Sebenzisa la maphuzu okuqhathanisa okusheshayo lapho ukhetha uhlobo nendlela.

• Ukuqhathaniswa kwe-WLP940 ne-W-34/70: I-WLP940 ivame ukugcizelela ukuqeda okucwebezelayo futhi ingabonisa izinongo eziningi emazingeni okushisa afudumele, kuyilapho i-W-34/70 ivame ukubekezelela ama-lager afudumele kancane anamaphrofayili e-ester abikezelwayo.
• I-WLP940 vs WLP800: Izinhlobo zochungechunge lwe-WLP800 zifaka phakathi izinketho ezilungiselelwe ukucindezela noma ama-lager anzima; I-WLP940 igxile emphumeleni we-lager ohlanzekile, wesitayela saseMexico ngaphansi kokubiliswa okubandayo okuvamile.
• Inketho ye-WLP940 esebenzayo uma iqhathaniswa ne-W-34/70 kanye ne-WLP800: khetha i-WLP940 uma ufuna i-lager yeast ecwebezelayo kanye ne-WLP940 engcono kakhulu yokuphuza ubhiya obusesikhathini.

Izinga lokushisa kanye nezinga lokujikijela yizinto ezibalulekile ekwakheni ukunambitheka kwemvubelo ye-lager yaseMexico. Ukuze uthole iphrofayili ehlanzekile nephansi ye-ester, gcina ukubila kupholile futhi kujikijele ngokwanele. Kwabapheki abafuna ubumnandi obuningi, kungasetshenziswa i-pitch efudumele elawulwayo. Kodwa-ke, lokhu kungabangela ukunambitheka kwe-malt-hop okungalingani kahle kanye nesinongo esivelele.

Izinga Lokushisa Elifanele Lokuvubela kanye Nendlela Yokuliphatha

I-White Labs incoma ukubilisa i-WLP940 phakathi kuka-50°–55°F (10°–13°C). Lolu hlu lusekela ukuqeda okuhlanzekile nokuqinile okuvamile kwama-lager aseMexico. Ama-brewers abilisa kulawa mazinga okushisa angalindela ukuncishiswa okubikezelwayo kanye nokwakheka okuncane kwe-ester. Lokhu kuyiqiniso uma izinga lokushaya kanye ne-oxygenation kulawulwa kahle.

Ibanga elinconywe yilabhorethri: 50°–55°F (10°–13°C)

Uhla oluphakanyisiwe luncane ngesizathu. Amazinga okushisa afanele e-WLP940 anciphisa ama-metabolites angafuneki futhi avumela ukusetshenziswa kukashukela okuqhubekayo. Kubalulekile ukugcina amazinga okushisa azinzile kunokuba ubhekane nokuguquguquka okukhulu. Ukuvumelana kwezinga lokushisa kubaluleke njengokushisa ngokwako ekulawuleni amakhemikhali e-diacetyl ne-sulfur.

Izindlela zokubilisa ezibandayo ezifudumele uma kuqhathaniswa nezindlela zendabuko zokubilisa ezibandayo

I-WLP940 efudumele ihilela ukuqala ukufudumala ukuze ifinyeze ukubambezeleka futhi ikhulise ukukhula kwamangqamuzana okuqala, bese iphola iye ebangeni lelebhu. Abanye abenzi bobhiya babika impumelelo nge-pitch engu-60–65°F elandelwa ukwehla ngemva kokuqala kokubilisa. I-WLP940 ebandayo, ngakolunye uhlangothi, ihilela ukuphonsa ngqo endaweni engu-48–55°F ukuze kube nokuqala okuhamba kancane nokuhlanzekile.

Ukukhetha phakathi kwe-warm-pitch kanye ne-cold fermentation kuncike ekuthandweni komuntu siqu kanye nemigomo yakhe. I-warm-pitch inganciphisa usayizi wokuqala futhi isheshise ukubila. Kodwa-ke, ibeka engcupheni ama-ester noma izinongo ezengeziwe uma amazinga okushisa enyuka ngaphezu kwama-60°F. I-cold pitch iyanciphisa lezi zingozi kodwa idinga i-pitch enempilo kanye nesineke.

Amathiphu awusizo abenzi bobhiya basekhaya ngokulawula izinga lokushisa

• Sebenzisa ifriji noma i-chest freezer ezinikele enesilawuli esithembekile sokulawula izinga lokushisa lokupheka ekhaya. Lena yindlela elula yokufinyelela izinga lokushisa elinconywayo le-WLP940 lokubilisa futhi uligcine lizinzile.
• Iqaphe nge-probe exhunywe ku-fermenter, hhayi umoya wegumbi kuphela. I-wort evundisayo ingasebenza ifudumele kunomoya ozungezile ngesikhathi sokukhula kwemvubelo esebenzayo.
• Uma uzama inqubo ye-WLP940 efudumele, hlela ukwehla okulawulwayo ngemva kwezimpawu ze-krausen noma zingakapheli amahora angu-12-24. Lokho kunciphisa ukudlula kwe-ester ngenkathi kulondolozwa ukuqala okusheshayo.
• Uma ufuna indawo encane, cabanga ngokufaka izingubo zokulala noma ukugeza ngamanzi ukuze ushintshe izinga lokushisa uma kungekho isilawuli.
• Uma uzama, shintsha i-variable eyodwa ngesikhathi. Izinga lokuhamba kanye nezinga lokushisa kuyasebenzisana; ukulungisa kokubili ngesikhathi esisodwa kwenza kube nzima ukutolika imiphumela.
• Ukubilisa ngokucindezela noma ukusonta kungavumela abanye abapheki bobhiya ukuba babilise ngokufudumala ngama-flavour ambalwa angafaneleki, kodwa basebenzise izinto ezikwazi ukucindezela futhi balandele iziqondiso zokuphepha.

Ukulawula izinga lokushisa lokuvubela i-WLP940 kuyikhono elisebenzayo. Amazinga okushisa ahambisanayo ebangeni elinconywe elebhu aveza imiphumela ephindaphindekayo kakhulu. Sebenzisa izindlela ezingenhla ukuze uhambisane nemigomo yakho, kungakhathaliseki ukuthi ukhetha indlela yokuvubela i-WLP940 ebandayo ukuze uthole i-lager ehlanzekile noma indlela ye-WLP940 efudumele ukuze usheshise inqubo.

Ukuchazwa Kokuncipha Komthamo, Ukuqunjelwa, kanye Nokubekezelela Utshwala

Ukuqonda ukuziphatha kokubilisa kwe-WLP940 kuyisihluthulelo sokubikezela umuzwa womlomo, ukucaca, kanye nokuqukethwe kotshwala. Izinombolo zelebhu yayo ziqondisa izinketho zakho zokupheka kanye nezinyathelo zokulungisa. Lokhu kuqinisekisa ukuthi ufinyelela amandla okugcina afunekayo ngaphandle kokumangala.

Ukulindela kokuncipha kanye nomthelela ekudonselekeni kokugcina

I-White Labs ibika ukuncipha kwe-WLP940 ku-70%–78%. Lolu hlu luphumela ekuqedeni okumaphakathi kuya komile, kuye ngokuthi amandla adonsela phansi okuqala kanye nephrofayili ye-mash. Uma uhlela i-lager yaseMexico, bala i-FG elindelekile kusukela ekudonseni amandla adonsela phansi kokuqala kanye nokuncipha kwamandla okuqondiwe. Lokhu kusiza ekulinganiseni umzimba kanye nokuphuzwa.

Ukuncishiswa komoya kuthonywa yizinga lokuphotha kanye nokushisa. Ukuphotha okufanele kanye nokubilisa okuzinzile eduze kwebanga elinconywayo kwandisa amathuba okushaya i-FG elindelekile.

Ukuziphatha kwe-flocculation okuphakathi kanye namasu okucacisa

Ukuqunjelwa kwe-WLP940 kuphakathi nendawo, okuholela ekumisweni kwemvubelo okuzinzile kodwa okungenzeka kushiye ubhiya ungenalo ulwelwesi. Kwi-lager yaseMexico ecacile, ukuqunjelwa okubandayo noma ukuqunjelwa okubandayo kusheshisa ukubola kwenhlabathi futhi kukhanyise ubhiya.

• Sebenzisa izinto zokuhlanza njenge-gelatin noma i-isinglass ukuze usule ngokushesha.
• Ukuhlunga noma ukulungisa isikhathi eside kunikeza imiphumela ecacile uma i-yeast flocculation medium iphakathi nendawo.
• Qaphela ukuthi ukucindezela kunganciphisa ukuqina komzimba; vumela isikhathi esengeziwe uma kufakwa i-carbon ngaphansi kwengcindezi.

Ukubekezelela utshwala kanye nokuhlela izindlela zokupheka

Ama-White Labs alinganisa ukubekezelelana kwe-WLP940 ABV njengokuphakathi, cishe okungu-5–10%. Uma uklama ama-lager aqinile, hlonipha umkhawulo wotshwala we-WLP940. Ama-lager avamile aseMexico angaphansi kwalolu phahla, okwenza ukubekezelelana kwe-WLP940 ABV kufane nalezo zitayela.

Ukuze uthole amandla adonsela phansi aphezulu noma ama-targets aphezulu ngaphezu kwe-10% ABV, khulisa amazinga e-pitch, faka umoya-mpilo kahle, noma wakhe i-starter ukuze ugweme ukucindezeleka. Ekuhleleni iresiphi ye-lager yaseMexico, gcina ukukhetha kwe-OG kanye ne-mash kuhambisana nokuncipha okulindelekile kanye nokubekezelelana kohlobo. Lokhu kuvimbela ukubila okuhamba kancane.

Isiqondiso Sezinga Lokuphakanyiswa Kwezwi kanye Nesikhathi Sokulungisa

Ukukhetha izinga lokuphonsa elifanele kubalulekile ngesikhathi sokubilisa kanye nokunambitheka kwe-lager yaseMexico ene-WLP940. Qala ngeziqondiso zemboni, bese ulungisa ngokusekelwe kumandla adonsela phansi okuqala, uhlobo lwemvubelo, kanye nokunambitheka okufiswayo. Isibali sezinga lokuphonsa esivela ku-White Labs noma kwamanye amathuluzi siqinisekisa ukuthi ama-oda okuqala noma e-PurePitch anembile.

Kuma-lager, hlose amaseli ayizigidi ezingu-1.5–2.0 nge-mL ngayinye nge-°Plato. Kuma-wort afinyelela ku-15°Plato, sebenzisa amaseli ayizigidi ezingu-1.5. Kuma-wort angaphezu kuka-15°Plato, khulisa amaseli abe yizigidi ezingu-2.0. Ama-PurePitch noma amaphakethe okuphila okuphezulu avumela amaseli ambalwa ngenkathi kugcinwa ukusebenza kahle.

Iziqondiso zezinga lokushaywa kwe-lager embonini kanye nokucatshangelwa kwePlato

Ngaphambi kokubala izidingo zamaseli, kala amandla adonsela phansi kuPlato noma uguqule kusuka kumandla adonsela phansi athile. Umthetho wamaseli ayizigidi ezingu-1.5–2/mL/°Plato ulungiswa ngevolumu namandla. Sebenzisa isibali sezinga lephimbo le-White Labs noma ithuluzi elithembekile ukugwema amaphutha lapho wenza isiqalo noma u-oda i-PurePitch.

Ungazisebenzisa nini izindlela ze-lager vs warm pitch ze-WLP940

Khetha i-pitch ye-lager ebandayo yendabuko ukuze uthole ukunambitheka okuhlanzekile nokuthambile. Le ndlela idinga izinga eliphezulu le-pitch ye-lager kanye nokulungiswa isikhathi eside. I-pitch efudumele, ku-60–65°F (15–18°C), isheshisa izigaba zokulibala kanye nokukhula. Isetshenziswa uma isikhathi sifushane, usayizi wokuqala ulinganiselwe, noma i-PurePitch iyadingeka.

Nquma ngokusekelwe emigomweni yemishini, ishejuli, kanye nokunambitheka. Zombili izindlela zisebenza ne-WLP940, kodwa ukubalwa kwamaseli okuhambisanayo kusiza ukuhlukanisa imiphumela yokushisa.

Indlela ukuncishana noma ukuncishana ngokweqile okuthinta ngayo ukunambitheka

Ukujikijela ngaphansi kwe-underpitch kuholela esigabeni sokulibaziseka isikhathi eside, ukucindezeleka kwemvubelo, kanye nama-fusel esters aphezulu noma i-diacetyl. Lezi zinkinga ziba zimbi kakhulu ngokujikijela okufudumele. Ukujikijela ngokweqile, ngakolunye uhlangothi, kusheshisa ukujikijela futhi kunciphisa ukukhiqizwa kwe-ester. Kodwa-ke, kungenza kube lula ukujikijela futhi kushintshe umuzwa womlomo.

Gada umthelela wephimbo le-WLP940 ngokulandelela amandla adonsela phansi, iphunga, kanye nomsebenzi wemvubelo. Uma ubona ukubambezeleka okude noma ama-ester angajwayelekile, hlola kabusha inani lamaseli, i-oxygenation, kanye nezinga lokushisa. Gwema ukushintsha iziguquguquko eziningi ngesikhathi esisodwa.

Izinto Okufanele Ucabangele Ngokufaka Umoya-mpilo, Impilo Yemvubelo, kanye Nokuphila Kahle

Ukuqinisekisa ukugcwaliswa komoya-mpilo kanye nokuphathwa okufanele kubalulekile ukuze kuqhutshekwe kahle ukubiliswa kwe-lager. Abenzi bobhiya abanamathela emikhubeni emihle yokufaka umoya-mpilo banikeza i-WLP940 isiqalo esinempilo. Lokhu kunciphisa ukucindezeleka kumaseli futhi kunciphisa ingozi yokunambitheka okungekuhle. Lo mhlahlandlela uzohlanganisa izinyathelo ezibalulekile ngaphambi kokufaka i-pitch, izindlela zokuhlola ukuphila kwemvubelo, kanye namathiphu okuvuna imvubelo yezinhlobo zesikhathi esizayo.

Abapheki abaningi basekhaya bafaka umoya-mpilo ebhodweni labo ngemva kokulipholisa. Kubalulekile ukufaka umoya-mpilo ngobumnene nangokulinganayo. Lokhu kuvumela imvubelo ukuthi iqede ukuhlukana kwamangqamuzana okuqala ngempumelelo. Ukuze kufakwe umoya-mpilo ofudumele, umoya-mpilo owanele ekufakweni kwawo uyisihluthulelo sokwakheka kwe-biomass okusheshayo nokubilisa ngamandla.

Uma ufaka umoya-mpilo, landela iziqondiso ezilula. Sebenzisa umoya-mpilo ohlanzekile isikhashana bese uhlola amazinga omoya-mpilo oncibilikisiwe uma kungenzeka. Uma ushukumisa noma ushaya, gwema igwebu eliningi ukuze uvimbele ukungcola. Ukugcina amarekhodi okufaka umoya-mpilo kusiza ekuxilongeni amandla okubila kamuva.

I-PurePitch inikeza izinqolobane ze-glycogen ezihambisanayo kanye nokusebenza okubikezelwayo. I-PurePitch epakishiwe ivame ukuba nokuphila okuphezulu kune-bulk slurry. I-White Labs iphakamisa ukubalwa kwe-pitch okuphansi ukuze kutholakale imiphumela efanayo. Hlola njalo ukuphila ngaphambi kokusebenzisa kabusha ukuqinisekisa amaseli aphilayo.

Ukuze uhlole ukusebenza kwe-WLP940, sebenzisa isivivinyo sokuphila okusheshayo noma inani le-hemocytometer. Landelela amaseli aphilayo nge-milliliter kanye nezizukulwane ukuze uphinde uhlabe. Ukungaqapheli ukusebenza kahle kungaholela ekuvuthweni okubambezelekile noma okucindezelekile, okubangela ukunambitheka okungafanele kanye nokuncipha kancane.

Uma uvuna imvubelo, gxila phakathi kwekhekhe ngemva kokusha kweqhwa. Sebenzisa amathuluzi ahlanzekile bese ugcina imvubelo ibanda futhi ingenawo umoya-mpilo. Qaphela inombolo yebhetshi, izinsuku kubhiya, kanye nezizukulwane ezibonwe ngaphambi kokusebenzisa kabusha imvubelo ye-lager.

• Hlola ukuthi iyasebenza yini ngaphambi kokusebenzisa kabusha ngamabala alula noma inani lamaseli.
• Nciphisa izizukulwane ukuze ugweme ukuguquka kwezakhi zofuzo kanye nokulahlekelwa ukusebenza kahle.
• Cabanga ngokusabalala kwezinhlobo ezinkulu zotshwala kunokuthembela kuphela ekuphindeni i-WLP940 kusukela ekuvunweni okuncane.

Amasu okuphinda asetshenziswe ayahlukahluka kuma-lager uma kuqhathaniswa nama-ales. Ama-Lager avame ukudinga imvubelo entsha noma ukusabalala okunezinyathelo ukuze kubalwe ama-target. Qapha ukuqina kwemvubelo futhi ulungise amazinga okuphakama ngokusekelwe ekubalweni okulinganisiwe, hhayi ekucabangeni.

Ukugcina amarekhodi kuthuthukisa imiphumela. Qaphela isikhathi sokufakwa komoya-mpilo, indlela, imiphumela yokuphila, kanye nanoma yiziphi izinzuzo ze-PurePitch ezibonwe. Amarekhodi amahle enza kube lula ukuphindaphinda impumelelo nokuqaphela ukuthi ukusebenzisa kabusha imvubelo ye-lager kufaneleka nini ngekhwalithi kanye nokuvumelana.

I-fermenter yengilazi ecacile egcwele i-golden wort efakwa umoya-mpilo yitshe lokusabalalisa, enamabhamuza akhuphukayo, imishini yokwenza ubhiya yensimbi engagqwali eduze, kanye nezithako zokwenza ubhiya emashalofini ngemuva. Chofoza noma uthephe isithombe ukuze uthole ulwazi olwengeziwe.

Amashejuli Okubilisa kanye Namasu Okuphumula e-Diacetyl

Ukusungula ishejuli yokubilisa ye-WLP940 enembile kubalulekile kubapheki bebhiya abahlose ukulawula ukunambitheka nokucaca. Qala ukubilisa ngaphakathi kwebanga elinconyiwe yi-White Labs elingu-50°–55°F (10°–13°C). Qapha amandla adonsela phansi nsuku zonke ukuze ulungise uma ukubilisa kuphambuka kusikhathi esihleliwe se-lager.

Ngokuvamile, vumela ukwenyuka okukhulu njengoba umsebenzi wehla, uhlose ukunciphisa okungu-50–60% ngaphambi kokuphumula. I-WLP940 ivunda ngokushesha cishe ku-15°C, ngakho-ke ukuqapha amandla adonsela phansi kubaluleke kakhulu kunokunamathela kukhalenda eliqinile. Lungisa isikhathi se-lager ngokusekelwe ekuncipheni okubonwe kanye nokuhlolwa kokunambitheka.

Ukwenza kahle ukuphumula kwe-diacetyl kubalulekile ekugwemeni ukunambitheka kwebhotela okungekuhle. Phakamisa izinga lokushisa libe cishe yi-18°C (65°F) uma ukuncishiswa okuyinhloko kusondela endaweni okuqondiswe kuyo. Gcina leli zinga lokushisa kuze kube yilapho ukuhlolwa kwezinzwa kanye namandla adonsela phansi kuqinisekisa ukuthi i-diacetyl yehlile. Isikhathi sokuphumula kwe-diacetyl singahluka kusukela ezinsukwini ezimbili kuya kweziyisithupha, kuye ngomsebenzi wemvubelo.

Ukuze uthole i-diacetyl ephumelelayo ne-WLP940, qinisekisa ukuthi i-gravity iqinile amahora angama-24-48 ngaphambi kokupholisa. Uma kudingeka, vusa imvubelo ngobumnene ukuze imunce i-diacetyl. Ukuthatha amasampula njalo ngesikhathi sokuphumula kubalulekile ekunqumeni ukuthi uzoqhubeka nini.

Ngemva kokuphumula kwe-diaceyl, yehlisa kancane kancane amazinga okushisa ukuze kuphole. Hlosa ukunciphisa cishe ngo-2–3°C (4–5°F) ngosuku kuze kube yilapho kusondela ku-2°C (35°F). Lolu hlelo lokuhlala isikhathi eside lukhuthaza ukugoba kwemvubelo futhi luthuthukisa ukucaca. Ukupholisa isikhathi eside kuthuthukisa iphrofayili ehlanzekile neqinile ehlotshaniswa nalolu hlobo.

Ukuphathwa kwe-diacetyl ye-lager okuphumelelayo kudinga isineke ngesikhathi sokubanda. Ubhiya obuvutshelwe ngomfutho bungase buphele kancane, kudingeke isikhathi eside sokuhlala upholile uma umswakama noma ukunambitheka okusele kuqhubeka. Hlanganisa uhlelo lwakho lokupholisa nokufundwa kwamandla adonsela phansi kanye nokuhlolwa kwezinzwa.

• Uhlu lokuhlola olusheshayo lokwenza ukuphumula kwe-diacetyl: Qala ukuphumula ku-~18°C ngemva kokuncipha kwe-~50–60%. Bamba izinsuku ezingu-2–6, hlola amandla adonsela phansi kanye nephunga nsuku zonke. Qala ukupholisa kuphela uma i-diacetyl ingatholakali.
• Ukupholisa nokulungisa: Yehlisa izinga lokushisa libe ngu-2–3°C ngosuku liye ku-~2°C ukuze kugcinwe umswakama. Gcina ukupholisa kupholile amasonto kuya ezinyangeni njengoba kudingeka.

Landela ishejuli ebhaliwe ye-lagering WLP940 esekelwe ezinhlosweni zamandla adonsela phansi, hhayi ezinsukwini ezinqunyiwe. Le ndlela inciphisa ukuqagela futhi ithuthukisa ukuvumelana phakathi kwamaqoqo abilisiwe emazingeni okushisa ahlukahlukene e-lager.

Indlela Izinga Lokushisa Lokuvubela Elithinta Ngayo Ukunambitheka Nge-WLP940

Izinga lokushisa olikhethayo le-White Labs WLP940 lithinta kakhulu iphrofayili yayo yokunambitheka. Njengoba ihlala ngaphakathi kobubanzi obunconywe yilabhorethri, i-WLP940 ivame ukubonisa ukunambitheka okuhlanzekile kwe-lager kanye nohlamvu lwemvubelo eqabulayo. Kodwa-ke, uma uphakamisa izinga lokushisa noma usebenzisa izindlela zokushisa, ama-ester nezinongo zingaba zigqamile kakhulu.

Ukukhetha ukubilisa okuphansi nge-WLP940, cishe ngo-50°–55°F (10°–13°C), kunciphisa ukukhiqizwa kwe-metabolite. Lokhu kuphumela kuma-esters ambalwa kanye namazinga aphansi e-diacetyl. Izimo ezinjalo zisekela ukunambitheka kwe-lager okukhanyayo, okuhlanzekile kanye nephrofayili yemvubelo ecwebezelayo. Lokhu kuvumela i-malt nama-hops ukuthi athathe isihlalo sangemuva.

Ngakolunye uhlangothi, ukubilisa i-WLP940 emazingeni okushisa afudumele, ngaphezu kuka-60°F, kungashintsha leli bhalansi. Ama-ester anezithelo kanye nezinongo ezithambile zepelepele ziyacaca kakhulu. Abanye abenzi bobhiya bayazamukela lezi zinambitheka kuma-lager ahlanganisiwe, kanti abanye bafuna ukuzigwema kuma-lager endabuko aseMexico.

Imiphumela yokuphonsa i-WLP940 ngokufudumala incike ezintweni eziningana, okuhlanganisa izinga lokuphonsa, amazinga omoya-mpilo, kanye nesikhathi. Ukuphonsa i-underpitch noma ukungaguquguquki komoya-mpilo kungathuthukisa ama-ester nezinongo. Kodwa-ke, izindlela zokulawula ukuphonsa i-warm-pitch zihlose ukulinganisela umsebenzi wemvubelo, zigcine ama-ester elawulwa. Noma kunjalo, imiphumela ingahluka kusukela kubhetshi kuya kubhetshi.

Imiphumela yomphakathi kanye nokuhlolwa nge-WLP940 kwembula imiphumela exubile ngenxa yezimo eziguquguqukayo. Izingxoxo eziningi ze-xBmt kanye nezingxoxo zeforamu ziqokomisa ubunzima bokuxhumana phakathi kwesilinganiso sephimbo kanye nokushisa. Iphimbo elihambisanayo, i-oxygenation, kanye namazinga kashukela ezivivinyweni kunikeza ukuqonda okucacile.

• Zama i-split-batch elawulwayo: i-wort efanayo, i-split yeast kanye nokushisa. Lokhu kuhlukanisa imiphumela ye-WLP940 warm-pitch.
• Qopha izinga lokuzwakala uma kuqhathaniswa nokushisa ukuze ulandelele izitayela kuzo zonke izinhlobo zobhiya.
• Sebenzisa i-WLP940 yokubilisa esezingeni eliphansi ukuze uthole ukunambitheka okuhlanzekile kwe-lager okulindelwe yizindlela zokupheka eziningi.

I-Glass carboy enobhiya obubilayo, i-thermometer, ama-hops, okusanhlamvu, amaphakethe emvubelo, kanye ne-fermenter yensimbi engagqwali endaweni ethokomele yefektri yokwenza utshwala. Chofoza noma uthephe isithombe ukuze uthole ulwazi olwengeziwe.

Ukusebenzisa Amasu Okucindezela kanye Nokusebenzisa I-Fast-Lager nge-WLP940

Ukusheshisa ngokubamba i-CO2 kungashintsha indlela i-WLP940 eziphatha ngayo. Abapheki bebhiya bavame ukuhlola i-WLP940 ephehlayo ukuze bakhe indawo yokucindezela okuphezulu. Le ndlela igcina amagesi okuvubela eduze kwemvubelo. Kuyindlela ewusizo enezinzuzo ezilindelekile kanye nezixwayiso zokuvubela ngaphansi kwengcindezi.

Izisekelo kanye nethiyori enomfutho ophezulu

I-Spunding ibamba i-CO2 ukuze inyuse ingcindezi yethangi, ngokuvamile cishe ibha eli-1 (15 psi). Lokhu kucindezela okuphezulu kunciphisa ukukhula kwemvubelo futhi kunciphisa ukukhiqizwa kwe-metabolite eguquguqukayo. Kungathuntubeza ukwakheka kwe-ester kanye ne-fusel okubonakala emazingeni okushisa aphezulu.

Kweminye imihlobo, i-lager elawulwayo enomfutho ophezulu isheshisa ukuncishiswa kwesisindo ngenkathi igcina ukunambitheka kuhlanzekile.

Izinzuzo ezingaba khona zokubilisa okufudumele

Izinzuzo zokubilisa ngengcindezi zifaka phakathi izikhathi ezimfushane zokuqala kanye nomkhiqizo ophansi we-ester. Lokhu kuvumela ukubilisa okufudumele ngaphandle kokunambitheka okungafanele. Abapheki be-Homebrewers babika ukuthi i-WLP940 ibilisa ku-18–20°C ngaphansi kwengcindezi ebekiwe, bese iphola ukuze ipholile.

Imiphumela ixubile; abanye babona izinzuzo ezicacile ze-WLP940 ngokuspending, kanti abanye baphawula ama-curve ahlukene uma kuqhathaniswa ne-W34/70.

Izexwayiso ezisebenzayo mayelana nokucaca kanye nokulungisa isimo

Ukucaca ngaphansi kwengcindezi kuyindaba ekhathazayo. Ubhiya obubilisiwe ngaphansi kwengcindezi buvame ukuncibilika kancane. Ukugoqeka okuphakathi kwe-WLP940 kusho ukuhlala kahle, hhayi ukukhanya okusheshayo.

Hlela isikhathi esengeziwe sokulungisa i-WLP940 kanye nokwelula isikhathi sokuphumula lapho ugoqa.

• Gada amandla adonsela phansi eduze; ingcindezi ingashintsha ama-curve okubila kanye nokuncishiswa okubonakalayo okuhamba kancane.
• Sebenzisa i-fermenter enamandla okucindezela kanye nosizo lokuphepha ukuze ugweme izinkinga zemishini.
• Lungela ukupholisa isikhathi eside ukuze ufinyelele ukucaca okufiselekayo ngaphansi kwengcindezi.

Ukulinganisela izingozi nemivuzo

Izexwayiso zokubilisa ngengcindezi zifaka phakathi ukushintsha kokuziphatha kwemvubelo kanye nesidingo esingaba khona sezindlela ezahlukene zokudlulisa. Ubhiya obuchithiwe bungabamba amaprotheni ancibilikayo e-CO2 kanye nemvubelo, okungase kudinge ukuhlungwa ngokucophelela. Abanye abenzi bobhiya bahlanganisa ukuphotha nezinhlobo ezithambile kakhulu; abanye bamukela ukulungiswa kwesikhathi eside ukuze kuqedwe kahle.

Qala ngamaqoqo amancane, landela amazinga okushisa kanye nengcindezi, bese uqhathanisa amazinga okuzwa emlonyeni kanye ne-ester. Uma ufuna ukuvuselela ukufudumala ngaphandle kokunambitheka okungekuhle, ukusebenzisa i-WLP940 kungaba wusizo. Kodwa-ke, lindela imiphumela eguquguqukayo futhi uvumele isikhathi sokulungisa i-WLP940 ngendlela efanele.

Ukwakhiwa Kweresiphi: Amaphrofayili E-Malt, Hops, kanye Namanzi e-Mexican Lager

Ukudala i-lager yaseMexico nge-White Labs WLP940 kudinga isu le-malt, i-hop, namanzi elicatshangelwe kahle. Umgomo uwukufeza umzimba olula, oqinile obonisa ukubiliswa okuhlanzekile kwemvubelo. Lo mzimba kufanele ugqamise ukunambitheka kwe-malt okucashile kanye nokubaba okuvinjelwe. Ngezansi kunezinketho ezisebenzayo kanye nokulungiswa okufanelana namandla e-WLP940.

Amasaka anemibala e-pilsner malt, i-Munich malt, kanye nommbila oqoshiwe obhalwe ukuthi i-lager yaseMexico etafuleni lokhuni lasemaphandleni eline-kettle yokubilisa engagqwali engacwebezeli kahle kanye nefasitela lendawo yokubilisa elikhanyiswe yilanga ngemuva. Chofoza noma uthephe isithombe ukuze uthole ulwazi olwengeziwe.

Izinketho ze-malt zama-lager alula, aseVienna, kanye nawaphuzi

Ukuze uthole i-lager yaseMexico ekhanyayo neyomile, sebenzisa isisekelo se-pilsner malt elungiswe kahle. Lokhu kugcina i-malt bill ilula futhi ivuvukala. Kubhiya obufana ne-Vienna, hlanganisa i-Vienna lager malt ne-pilsner ku-10-30% ukuze wengeze i-toast nombala ngaphandle kobumnandi obuningi.

Ukuze uthole izinhlobo ze-amber noma ze-Märzen, engeza inani elincane le-Munich noma i-caramel malts elula. Gcina ama-malts akhethekile ephansi ukuze ugcine ukuqeda okuhlanzekile kwe-WLP940. Lungisa izinga lokushisa le-mash libe phansi kancane ukuze uthole imiphumela eyomile ehambisana nokuncipha kwemvubelo.

Ukukhetha kwe-Hops ukusekela iphrofayili ehlanzekile ye-WLP940

Khetha ama-hop ahlala ngemuva futhi asekela ukuphuzwa. Ama-hop amahle kakhulu I-lager yaseMexico ipheka kahle nge-Saaz, i-Hallertauer, noma i-Cluster ukuze uthole iphunga elimnandi. Sebenzisa ama-hop athambile ashisayo njenge-Magnum noma i-Perle ukuze uthole ukufutheka okuhlanzekile.

Nciphisa ukwengeza okuphuzile kanye nokugxumagxuma ukuze ugweme ukufihla uhlamvu lwemvubelo oluqinile. Khetha izinketho ze-hop WLP940 ezikhetha ama-IBU aphansi kuya kwaphakathi bese uvumela i-malt bill namanzi kukhanye.

Amanothi e-chemistry yamanzi ukuze agcizelele ukucwebezela

Ukulungiswa kwamanzi kuthinta ukoma okubonakalayo kanye nokuluma kwe-hop. Hlosa i-lager yesilinganiso se-chloride sulfate ethanda i-sulfate ukuze igqamise ukucwebezela kanye ne-hop snap. Kuma-lager akhanyayo akhanyayo, gcina izithasiselo zamaminerali ziphansi ukuze ugweme ukuba lukhuni.

Uma ufuna ubhiya obufana nobaseVienna noma obugcwele kancane, khulisa i-chloride kancane ukuze uthuthukise ukuqonda kwe-malt ngenkathi usebenzisa amanzi e-WLP940 asekela ukuqeda okuhlanzekile. Hlanganisa amazinga e-mash pH kanye ne-carbonate namanzi ayisisekelo kanye nephrofayili ye-malt ekhethiwe ukuze uthole imiphumela elinganiselayo.

• Isibonelo isisekelo se-pale lager: 100% pilsner noma 90% pilsner + 10% Vienna lager malt ngombala.
• Isibonelo saseVienna: 70–80% i-pilsner + 20–30% i-Vienna lager malt, i-Munich encane ngenxa yobunzima.
• Amahophu e-lager yaseMexico: i-Saaz, i-Hallertauer, iCluster yephunga; I-Magnum noma i-Perle yokubaba.
• I-lager yamanzi yaseMexico: i-sulfate ephakathi nendawo, i-chloride ephansi kuya kwephakathi; lungisa i-pH engu-5.2–5.4.
• Setha i-OG ukuze ihambisane nesiqondiso sezinga lokuphonsa kanye nokuncipha okulindelekile kokuqeda okomile.
• Sebenzisa izinga lokushisa elihlanganisiwe eliseduze no-148–152°F (64–67°C) ukuze uthole umzimba olula lapho upheka ama-lager aphuzi.
• Gcina ama-hops asebusuku emancane futhi ugcizelele ama-hops abuhlungu kanye nama-hops okuqala ukuze ulinganisele.

Lezi ziqondiso zikusiza ukuthi uhlanganise i-lager malt bill yaseMexico, ukhethe ama-noble hops athandwayo e-lager yaseMexico, futhi uhlole i-chemistry yamanzi e-lager yaseMexico. Ngale ndlela, i-WLP940 ingakhiqiza iphrofayili yayo ehlanzekile nephuzwayo.

Ukuxazulula Izinkinga Ezivamile Nge-WLP940 Fermentations

I-WLP940 ingakhiqiza ama-lager ahlanzekile, acwebezelayo ngokuphathwa okufanele. Lo mhlahlandlela usiza ekuboneni izinkinga ezivamile futhi unikeza izixazululo ezisebenzayo. Sebenzisa uhlu lokuhlola ukuxazulula izinkinga zokubilisa ukuze uthole futhi ulungise izinkinga ngokushesha, uqinisekise ukuthi ubhiya bakho buhlala busesimweni esifanele.

Izimbangela nezixazululo zokubilisa okuhamba kancane noma okubambekile

Ukubilisa kancane kuvame ukubangelwa amazinga aphansi e-pitch, i-cold wort, noma ukungasebenzi kahle kwe-yeast. Okokuqala, hlola izinga le-pitch le-WLP940 bese uqinisekisa ukubalwa kwamaseli usebenzisa i-calculator noma ukuhlolwa kokuphila.

Uma ukubilisa kungavuthwa, zama ukuvusa imvubelo bese ukhulisa izinga lokushisa kancane liye ezingeni le-lager. Faka i-oksijini bese ufaka izakhamzimba uma isiphuzo sibonisa izimpawu zokucindezeleka. Ezimweni ezimbi kakhulu, cabanga ngokuqala okunempilo noma ukuphinda usebenzise imvubelo entsha ye-White Labs njengengxenye yokulungisa ukubilisa okubambekile.

Ama-flavour angewona: i-diacetyl, ama-ester, i-sulfur — ukuhlonza kanye nezixazululo

I-Diacetyl ibonakala njengebhotela noma i-butterscotch. Ukuze ulungise i-diacetyl, phakamisa izinga lokushisa izinsuku ezingu-2-6 ukuze uvumele imvubelo ukuthi iphinde iyimunce.

Ama-Ester namanothi ashisayo kwenzeka lapho ukubilisa kufudumele noma imvubelo icindezelekile. Ukuze unciphise ama-ester, gcina izinga lokushisa elinconywayo, wandise izinga lokujikijela, futhi uqinisekise ukuthi i-oxygenation ifanele lapho ijikijela.

Izinkinga zesibabule zivame kakhulu ekuqaleni kokubila kwe-lager. Ukupholisa isikhathi eside kanye nesikhathi kuvame ukunciphisa lawa maphunga. Uma isibabule siqhubeka, qinisekisa umoya-mpilo kanye nempilo yemvubelo ngesikhathi sokubila kokuqala bese uvumela ukuvuthwa okwengeziwe.

Isikhathi sokuhlola izinga lokuhamba, umoya-mpilo, kanye nokushisa

• Hlola izinga lokujikijela i-WLP940 ngaphambi kokwenza i-pitch. Ukujikijela phansi emazingeni okushisa aphansi kuyimbangela evamile yokubila kancane kwe-WLP940 kanye nokuncipha okungalingani.
• Kala umoya-mpilo oncibilikisiwe ngokushesha ngemva kokupholisa nangaphambi kokuphonsa. Yazi ukuthi kufanele uhlole umoya-mpilo nini: noma nini lapho inqwaba ibonisa ukuqala okulibazisekile noma ukwehla kwamandla adonsela phansi kancane.
• Gada izinga lokushisa njalo. Ukuphambuka okuncane okungaphezu kuka-60°F kungadala ukunambitheka okungafanele kwe-WLP940; ukwanda okuncane okulawulwayo kusiza ekubuyiseleni ukubila okubambekile.

Sebenzisa uhlu lokuhlola ukuxazulula izinkinga zokubilisa ukuze ubhale phansi amandla adonsela phansi, amazinga okushisa, imininingwane yephimbo, kanye namazinga omoya-mpilo. Qhathanisa amaqoqo ukuze ubone amaphethini futhi uthuthukise imikhuba. Amarekhodi aqaphile kanye nokulungiswa okufika ngesikhathi kugcina ubhiya baseMexico buhlanzekile futhi buhambisana.

Izifundo Zezimo kanye Nemiphumela Yomphakathi Esebenzisa i-WLP940

Abapheki bebhiya basekhaya kanye nezindawo ezincane zokwenza ubhiya benze izivivinyo ezijulile ku-White Labs WLP940 Mexican lager yeast. Lezi zivivinyo zisukela ekuhlolweni okulawulwa ngokuqinile kuya ekuhlolweni okungahleliwe kweforamu. Izifinyezo ezingezansi zihlanganisa imiphumela ye-xBmt WLP940, izivivinyo zomphakathi amanothi e-Mexican lager yeast yeast, kanye nokubuka okusebenzayo. Zihlose ukunikeza umbono ophelele ngaphandle kokwenza iziphetho eziqondile.

• Okutholakele kwe-xBmt okulawulwayo: Imiphumela eminingana ye-xBmt WLP940 ikhombisa imiphumela exubile lapho izinga lokushisa kanye nezinga lokuhamba lishintshwa ndawonye. Ezinye izivivinyo zibika ukushintshashintsha kwezinzwa okucacile, kanti ezinye zibona umehluko omncane lapho iziguquguquko zihlukaniswa. Lokhu kulandisa kugqamisa isidingo sokubalwa kwamaseli okuhambisanayo kanye nokufakwa komoya-mpilo okuqhubekayo kuzivivinyo ze-WLP940.
• Amanothi okuvundisa okufudumele: Ama-anecdotes e-WLP940 okuvundisa okufudumele achaza ukuncishiswa okusheshayo cishe ngo-15°C ngokucaca okwamukelwayo ngemva kokuphumula kwe-diacetyl. Abanye abenzi bobhiya baphawula ama-ester kanye nokuthinta kwezinongo okungaphezu kuka-60°F. Lawa manothi okuzwa asikisela umkhawulo wokushisa lapho ukushintsha kwezinhlamvu kubonakala khona.
• Izilingo zomphakathi: Izilingo zomphakathi Imvubelo ye-lager yaseMexico ivame ukuqhathanisa isiqondiso selabhorethri nezinqamuleli ezisebenzayo njengezindlela zokushaya ngokushisa. Imibiko yeforamu igcizelela ukufanisa amazinga okuphonsa nokushisa ukuze kugwenywe ukudida okuguquguqukayo. Idatha yomphakathi ifaka imiphumela ye-lager yaseMexico efudumele kanye nezibonelo lapho ukucindezela kungazange kushintshe imiphumela njalo.
• Izifundo zokuphonsa ezivela kumaforamu: Izifundo zeforamu I-WLP940 ivame ukuncoma ukwenza izinga lokuphonsa libe lijwayelekile lapho kuhlolwa izinga lokushisa. Abasebenzisi abaningi baphikisana ngokuthi ukuphonsa okungalingani kuyadida ukuqhathanisa, okukhuthaza ukubalwa kwamaseli alinganayo noma ukulingana kwephimbo elifudumele. Lokhu kuvumela ukusebenzisana okucacile phakathi kwesilinganiso sokuphonsa kanye nezinga lokushisa i-WLP940.

Izinto eziwusizo ezithathwe kulezi zikhala zihlanganisa ukuphindaphindwa kwezivivinyo, ukuqoshwa ngokucophelela kweziguquguquko, kanye nokusetshenziswa kwamaphaneli ezinzwa ukuze kuhlolwe ngokuphambene. Izifundo zeforamu i-WLP940 kanye nezifundo zokuphakamisa kokubili kugcizelela ukubaluleka kwezindlela eziphindaphindwayo lapho kuhlolwa izivivinyo ze-WLP940.

Izintambo eziningana ziqoqa imiphumela ye-xBmt WLP940 kanye namanothi okunambitha kanye nemininingwane yephrothokholi. Abenzi bokubhiza ababelana ngezilingo zomphakathi Idatha yemvubelo ye-lager yaseMexico ivame ukufaka amaphrofayili okubilisa, izinyathelo zokuphatha imvubelo, kanye nemiphumela ebhalwe njengemiphumela ye-lager efudumele yaseMexico. Lokhu kuvumela ukuqhathaniswa kwendlela.

Imibiko yezindaba ezimfushane kanye nokuhlolwa okuhlelekile ndawonye kwakha isethi yobufakazi ewusizo. Izindaba ze-WLP940 ezifudumele zokubila kanye namanothi emizwa Okufakiwe kwe-WLP940 okufudumele kunikeza imininingwane echazayo. Izinga lokuzwakala uma liqhathaniswa nokushisa I-WLP940 isalokhu iyi-axis evamile yokuhlola kulezi zingxoxo zomphakathi.

Usosayensi elabhorethri yesimanje yefektri yokubilisa utshwala ulinganisa amasampula emvubelo eceleni kwebhodlela elibilayo le-wort ebilisayo, ezungezwe ama-hops, okusanhlamvu, kanye nemishini yobilisa utshwala ngaphansi kokukhanya okufudumele. Chofoza noma uthephe isithombe ukuze uthole ulwazi olwengeziwe.

Uhlu Lokuhlola Imishini Nokuhlanzeka Kwezinto Zokuvubela I-Lager

Uhlu lokuhlola olunemininingwane lubalulekile ekugcineni ukuhambisana nokuhlanzeka kuma-lager batches, ikakhulukazi uma usebenzisa i-WLP940. Lugcizelela ukubaluleka kokulawula izinga lokushisa okuthembekile, ukusetshenziswa kwamathangi anamandla okucindezela ngamasu athuthukile, kanye nokuhlanzeka okuqinile ukuvikela isimo semvubelo. Ukutshala imali emishinini efanele kungavimbela izinkinga ezivamile futhi kulondolozwe ukunambitheka okuqinile okuhloswe ngabapheki abaningi bobhiya.

Imishini yokulawula izinga lokushisa ibaluleke kakhulu. Amafriji noma amafriji okuvundisa anesilawuli sokushisa ayadingeka ukuze kugcinwe izinga lokushisa elingu-50°–55°F (10°–13°C). I-glycol chiller inikeza ukunemba okwengeziwe, ilungele ukusethwa kwe-kegerator kanye nezinhlelo ze-multi-fermenter. Ngisho nalabo abasebenzisa izindlela ze-warm-pitch bayazuza ekunciphiseni izinga lokushisa okulawulwayo.

Ama-fermenters anamandla okucindezela avula amathuba amasha angatholakali emikhumbi evulekile. I-pressure fermenter WLP940 noma i-spunding fermenter ivumela izindlela ze-fast-lager kanye namazinga okushisa okuvundisa afudumele, okunciphisa ukukhiqizwa kwe-ester. Kodwa-ke, lindela ukuhlanza okuhamba kancane bese uhlela isikhathi esengeziwe sokulungisa.

• Qinisekisa ukuthi izilinganiso zokucindezela kwethangi zihambisana nezidingo zakho futhi usebenzise i-valve yokusponda ethembekile yokubilisa okucindezelwe.
• Khetha i-fermenter evaliwe ye-lager ukuze uvimbele ukungena komoya-mpilo futhi uvikele iphrofayili ehlanzekile yemvubelo.
• Kuma-lager endabuko, amabhakede avulekile noma ama-conical afanelekile, kodwa awakwazi ukusekela amasu okusonta.

Ukuhlanzeka kubalulekile ekwenzeni i-lager. Sebenzisa izihlanzi ezingahlanzi njenge-Star San kuzo zonke izinto zokusebenza namathuluzi. Hlanza kuphela uma imiyalelo ye-sanitizer ikufuna. Nciphisa ukuchelela ngemva kokuqala kokubilisa ukuze ugweme ukubola.

Ukuphathwa kahle kwemvubelo kubalulekile ekugcineni ukunambitheka kwayo kuphilile futhi kumnandi. Landela imihlahlandlela yokugcina ye-White Labs yama-PurePitch noma ama-wet yeast vials. Gcina imvubelo ezitsheni ezihlanziwe, unciphise ukuvezwa emoyeni, futhi ugcine uhlu lwezizukulwane lapho uyiphinda uyipheke.

• Hlanza zonke izindawo ezithinta ubhiya. Sula bese ukhipha amanzi; gwema ukungcolisa kabusha ngezandla noma ngamathuluzi angahlanzekile.
• Hlola izivalo, ama-gasket, kanye nokufakwa kwe-tri-clamp ukuze kutholakale ukuthi azivuzi yini ngaphambi kokucindezela noma yimuphi umkhumbi.
• Faka isilawuli sokushisa esithembekile senzwa ye-fermenter eduze kwe-wort noma ijakethi ukuze uthole ukufundwa okunembile.
• Hlela ukuhlolwa kokugcinwa kwe-glycol chiller uma kubalulekile ekulawuleni izinga lokushisa okuqinile.

Hlanganisa le mishini kanye nenqubo kanye nokugcinwa kwamarekhodi okucophelela. Landelela ama-curve okuvutshelwa, izehlakalo zokucindezela, kanye nezinyathelo zokuhlanzeka ukuze ukhiqize impumelelo futhi uthole izinkinga. Ukukhetha okuqinile kwemishini kanye nemikhuba yokuhlanzeka okucophelelayo kuqinisekisa ukuvutshelwa kwe-WLP940 lager okubikezelwayo nokuhlanzekile.

Ukwandisa Ukukhula: Kusukela Ekuphekeni Kwasekhaya Kuya Kumaqoqo Amancane Ezentengiselwano

Ukushintsha kusuka ekusethweni kwamagaloni amahlanu kuya kumanani amancane okuhweba kudinga indlela ehlukile nge-WLP940. Imvubelo esebenze kahle ekhaya idinga ukuhlela ngokucophelela ukukala. Kubalulekile ukuvumelanisa imigomo yeresiphi nokuziphatha okwaziwayo kwe-WLP940 kanye nokusabalala kwecebo kanye nokulawula kusengaphambili.

• Sebenzisa ama-calculator ochwepheshe ukuguqula i-Plato kanye nevolumu kube yisilinganiso se-pitch sokuhweba esiqondiwe. Lokhu kuvimbela ukuphonsa ngaphansi kwezinga lokushisa elibandayo, lapho kuvame ukudingeka khona ukubalwa kwamaseli aphezulu.
• Hlela iziqalo zokukhulisa noma izilimo ezisakazekile esikhundleni sokuqala esikhulu esisodwa. Indlela yokusabalalisa imvubelo ehleliwe ithuthukisa impilo yamaseli futhi inciphise ukucindezeleka ku-WLP940.
• Cabanga nge-White Labs PurePitch noma ama-slurries akhuliswe elebhu ukuze uthole ukusebenza okuthembekile kanye nokubalwa okufanayo lapho ukala.

Ukuphathwa kwezinga lokushisa okuqhubekayo ngamanani amakhulu

• Faka amajakethi e-glycol noma ama-friji ezimboni ukuze unikeze ukulawula izinga lokushisa kwezentengiselwano. Amathangi amakhulu anobunzima obukhulu bokushisa futhi asabela kancane ezinguqukweni zezindawo ezibekiwe.
• Bala amazinga okushisa ethangini futhi ugcine izinga lokushisa lihambisana kahle kuyo yonke imikhumbi. Ukulawula okufanayo kugwema ukushintshashintsha kweqembu futhi kusiza i-WLP940 ukuthi ifinyelele ekunciphiseni okulindelekile.
• Cabanga ngezinyathelo ezinciphayo zokuphumula kwe-diacetyl kanye nezikhathi ezinde zokulinda ngakho ukupholisa kwe-fermenter kwama-lager kuhlala kubikezelwa.

Ukulawulwa kwekhwalithi: ukulandelela amandla adonsela phansi, ukuhlolwa kokuphila, kanye namaphaneli ezinzwa

• Sebenzisa ukulandelela amandla adonsela phansi ngesikhathi sokubilisa. Ukufundwa okuvamile kwamandla adonsela phansi kuqinisekisa inqubekela phambili futhi kuqondise ukuphumula kwe-diacetyl namafasitela alengayo.
• Yenza ukuqapha ukufaneleka kwemvubelo ngaphambi kokuyiphonsa nangaphambi kokuyiphinda uyishaye. Sebenzisa ama-hemocytometer kanye namabala okufaneleka kwayo noma izinsizakalo zelebhu ezithembekile ukuqinisekisa inani lamaseli.
• Sebenzisa amaphaneli ezinzwa kumaqoqo okuhlola ukuze uqhathanise umuzwa womlomo, amazinga e-ester, kanye nokucaca. I-QC brewing WLP940 izuza kumanothi okunambitha ahlelekile kanye nezinqubo eziphindaphindwayo.

Bhala phansi ibhetshi ngayinye ngamarekhodi ephimbo, izingodo zokushisa, kanye nama-gravity curve. Lolu lwazi lusiza ekuxazululeni izinkinga futhi luqinisekisa imiphumela ehambisanayo njengoba osayizi bebhetshi banda. Ukunamathela emikhubeni emihle yokusabalala kwe-yeast lager, ukulawulwa okuqinile kokushisa kwezentengiselwano, kanye ne-QC ejwayelekile kuqinisekisa ukuthi ubhiya be-WLP940 obulinganisiwe buhlangabezana nephrofayili yabo ehlosiwe.

Izinsizakusebenza Ezengeziwe kanye Nezinkomba Zama-White Labs

Ngezansi kunezinsiza ezikhethiwe zokusiza abenzi bobhiya ukuthi basebenze ngokuzethemba ne-WLP940. Sebenzisa idatha esemthethweni kanye nemibiko yomphakathi ndawonye lapho uhlela amaqoqo. Qala ngemininingwane yomkhiqizi bese wandisa ukufunda ngokusebenzisa ama-calculator kanye nokuhlolwa kweforamu ukuze uthole umongo osebenzayo.

Amakhasi asemthethweni anikeza imininingwane eyisisekelo edingwa yibo bonke abakhiqizi bebhiya. Ikhasi lomkhiqizo le-WLP940 libala ukuncishiswa, ukugoba, ukubekezelela utshwala, kanye nokushisa okunconywayo kokubilisa. Okufakiwe kanye namakhathalogi e-White Labs imvubelo kufaka phakathi izinhlobo ze-lager ezihlobene kanye nezihloko ze-R&D ezikhula ngamasu okubhoboza kanye namasu e-lager.

• Isiqondiso se-Pitch: bheka i-White Labs pitch rate calculator ukuze uthole izibalo zamaseli aqondiwe. Qhathanisa imiphumela ne-yeastman calculator neziqalo zosayizi noma ulungise amaphakethe e-PurePitch WLP940.
• I-PurePitch: I-PurePitch WLP940 ye-White Labs inikeza ukusebenza okuphezulu kanye nokusebenza okubikezelwayo. Imibhalo ichaza ukuthi ungawashintsha kanjani amazinga okushaya kwe-PurePitch uma kuqhathaniswa ne-slurry noma imvubelo evuniwe.
• Izinkomba zobuchwepheshe: Izinto zasebhange zemvubelo ye-White Labs kanye namanothi omkhiqizo ahlinzeka ngesimo se-STA1, izinombolo zezingxenye, kanye nokuziphatha okuqinisekiswe yilabhorethri okufanele kusetshenziswe ekuhleleni iresiphi.

Ukuhlolwa komphakathi kukhanyisa ukuziphatha kwangempela ngale kwezinombolo zelebhu. Izingxoxo zomphakathi ze-WLP940 kanye nokuthunyelwe kwe-xBmt WLP940 kubonisa izivivinyo ze-pitch ezifudumele, imibiko ye-spunding, kanye nemiphumela ye-pitch-rate esiza ekuphuculeni izindlela. Phatha okutholakele kweforamu njengobufakazi obungahleliwe ukuze kuhlolwe ngezinga elincane ngaphambi kokwamukelwa kabanzi.

• Uhlu lokufunda: funa izihloko ze-White Labs R&D kanye nezinsizakusebenza ezibanzi zokukhiqiza i-lager ukuze uthole isiqondiso mayelana nokuphumula kwe-diacetyl, amazinga okushisa, kanye namasu okucindezela.
• Amathuluzi: sebenzisa kokubili isibali sezinga lephimbo kanye nesibali se-yeastman kanye nemininingwane yelebhu ukuze usethe amavolumu okuqala athembekile noma izibalo zamaseli nge-°Plato ngayinye.
• Ingxoxo: qapha izingxoxo zomphakathi ze-WLP940 ukuze uthole izibuyekezo mayelana nokusebenza, amanothi okuxazulula izinkinga, kanye nemiklamo yokuhlola evela kwabanye abenzi bobhiya.

Hlanganisa ulwazi lomkhiqizi, imiphumela yokubala, kanye nemibiko yomphakathi ukuze uhlele izinhlelo zokubilisa. Le ndlela ehlanganisiwe isiza ekuphatheni imvubelo, ukukhetha amazinga okushaya afanele, kanye nokuvumelanisa izinsiza zokukhiqiza i-lager nemigomo yeresiphi ngayinye.

Isiphetho

I-White Labs igqamisa i-WLP940 njengemvubelo ye-lager yaseMexico ehlanzekile neqinile. Ikhula kahle ku-50°–55°F (10°–13°C). Imininingwane ye-lab iveza ukuncipha okungu-70%–78%, ukugoba okuphakathi, kanye nokubekezelela utshwala okulinganiselwe okungu-5–10%. Lokhu kuyenza ifaneleke kakhulu kuma-lager alula kanye nobhiya besitayela saseVienna.

Okuhlangenwe nakho okuvela emphakathini wokwenza ubhiya kanye nezivivinyo ezilawulwayo kugcizelela ukubaluleka kokubilisa i-WLP940 ngendlela efanele. Ukunaka izinga lokushaya kanye nokushisa kubalulekile. Ama-pitch afudumele noma amazinga okushisa aphezulu angaletha amanothi athambile ezinongo noma e-ester. Kodwa-ke, ukubilisa okubandayo okuqinile kanye nokufaka umoya-mpilo ofanele kubalulekile ekugcineni uhlamvu olungathathi hlangothi noluphuzwayo kakhulu.

Uma bepheka nge-WLP940, abenzi bobhiya banezinketho ezahlukene. Bangakhetha ukusebenzisa izindlela zendabuko zokuphuza utshwala obubandayo, izindlela zokuphuza utshwala obufudumele, noma amasu okuphuza utshwala obusheshayo asekelwe ekucindezelweni. Ukulandela isiqondiso sezinga lokuphuza utshwala se-White Labs, ukuqapha ukusebenza kahle, kanye nokulawula izinga lokushisa kubalulekile. Lokhu kuqinisekisa imiphumela ehlanzekile necacile i-WLP940 eyaziwa ngayo.

Imibuzo Evame Ukubuzwa

Iyini i-White Labs WLP940 Mexican Lager Yeast futhi ivelaphi?

I-WLP940 Mexican Lager Yeast uhlobo oluyinhloko oluvela ku-White Labs (Ingxenye No. WLP940). Ivela eMexico City futhi ihlotshaniswa nozalo lwe-Grupo Modelo. I-White Labs iyichaza njengohlobo lwe-lager oluhlanzekile, oluphuzwayo. Ifanele ama-lager endabuko nawasesitayeleni esilula, atholakala ku-PurePitch kanye nezinketho ze-organic.

Iyini izinga lokushisa lokuvutshelwa elichazwe elebhu kanye nokulindela kwemizwa kwe-WLP940?

I-White Labs incoma ukubilisa i-WLP940 phakathi kuka-50°–55°F (10°–13°C). Lolu hlobo lusiza ekufezeni ukuphela okuhlanzekile nokucwebezelayo okune-malt kanye ne-hop ngemuva. Ukubilisa kulolu hlobo kunciphisa ama-ester, okuholela kubhiya ophuzwayo kakhulu.

Yikuphi ukuncishiswa, ukukhukhumala, kanye nokubekezelela utshwala okufanele ngikulindele?

Lindela ukuncipha okungu-70%–78% kanye nokugoba okuphakathi nge-WLP940. Inokumelana okuphakathi kotshwala, cishe phakathi kuka-5%–10% ABV. Lokhu kugoba kukhiqiza ukuphela okuphakathi kuya komile, kuye ngephrofayili ye-OG kanye ne-mash. Ukugoba okuphakathi ngokuvamile kudinga ukulungiswa okubandayo noma ukuhluzwa ukuze kucace kahle.

Yiziphi izinhlobo zobhiya i-WLP940 ezinconywayo?

I-White Labs incoma i-WLP940 kuma-lager ahlukahlukene. Lokhu kufaka phakathi i-Pale Lager, i-Pilsner, i-Vienna, i-Amber Lager, i-Marzen, i-Helles, izitayela ze-lager zaseMexico, i-Schwarzbier, i-Bock, ne-Doppelbock. Ifaneleka kakhulu kuma-lager alula, aphuzwayo kakhulu lapho kudingeka khona ukuqeda okuqinile.

Izinga lokushisa lokubilisa lithinta kanjani ukunambitheka kwe-WLP940?

Emazingeni okushisa apholile anconywe yilabhorethri (50°–55°F), i-WLP940 ikhiqiza iphrofayili ehlanzekile nevinjelwe. Ukubilisa okufudumele, ikakhulukazi ngaphezu kuka-60°F (15–16°C), kungandisa ama-ester namanothi abukhali athambile. Ukuvezwa kohlobo kuzwela ekusebenzisaneni kwezinga lokushisa nephimbo, ngakho-ke ukulawula nokuvumelana kubalulekile.

Uyini umehluko phakathi kwe-warm-pitch kanye ne-cold fermentation yendabuko ye-WLP940?

Ukubilisa okubandayo kwendabuko kuqala ebangeni lama-48–55°F ngamazinga aphezulu okubhoboza ukuze kube nomphumela ohlanzekile kanye nama-metabolites ambalwa. Izindlela zokubhoboza okufudumele zifaka phakathi ukubhoboza okufudumele (60–65°F / 15–18°C) ukuze kufinyezwe isikhathi sokulibala kanye nokukhula kwamaseli, bese kupholisa kufike emazingeni okushisa aphansi. Lokhu kunciphisa inani lamaseli elidingekayo kodwa kungabeka engcupheni ama-ester amaningi uma kungaphathwanga ngokucophelela.

Ngingazibeka kanjani amazinga okushaya kwe-WLP940?

Isiqondiso se-lager yezimboni sincoma cishe amaseli ayizigidi ezingu-1.5–2/mL/°Plato kuma-lager abandayo. Sebenzisa ukuphela okuphezulu kuma-OG >15°Plato. I-White Labs inikeza isibali sezinga lokuhamba kanye nezinketho ze-PurePitch; Imikhiqizo ye-PurePitch ivame ukudinga inani eliphansi lamaseli ngenxa yokuphila okuphezulu kanye nokugcinwa kwe-glycogen. Qondanisa isu lokuhamba nokuthi usebenzisa izindlela zendabuko zokuhamba ezibandayo noma ezifudumele.

Kwenzekani uma ngifaka i-underpitch noma i-overpitch WLP940?

Ukujikijela ngaphansi kwe-athomu kungandisa ukubambezeleka, kucindezele imvubelo, futhi kukhuphule ingozi ye-ester noma ye-diacetyl—imiphumela ekhuliswa emazingeni okushisa aphezulu. Ukujikijela ngokweqile kunciphisa ukubiliswa futhi kunciphisa ukukhiqizwa kwe-ester kodwa kungase kuveze iphrofayili eyinkimbinkimbi. Gcina inani lamaseli elihambisanayo lapho usebenzisa ukuqhathanisa noma ukuhlola.

Kubaluleke kangakanani ukufuthwa komoya-mpilo kanye nokuphila kahle kwemvubelo ngaphambi kokuyiphonsa?

Ukufakwa komoya-mpilo okufanele ngemva kokuphola i-wort kubalulekile ekukhuleni kwemvubelo okunempilo nokugwema ukubila okucindezelekile okukhiqiza ukunambitheka okungafanele. Hlola ukuthi iyasebenza yini nge-hemocytometer noma ibala lokusinda uma uyiphinda uyiphinda. Imvubelo ye-PurePitch ivame ukuba namandla okusinda aphezulu; qinisekisa inani lamaseli uma iqhubeka noma iyiphinda uyiphinda.

Yiziphi izindlela zokulawula izinga lokushisa ezisebenzisekayo zabapheki bebhiya basekhaya abasebenzisa i-WLP940?

Sebenzisa ifriji yokubilisa ekhethekile noma ifriji yesifuba enesilawuli esithembekile esibamba ama-50°–55°F. Uma uzama i-warm-pitch, phonsa kuma-60–65°F bese wehla ngemuva kwamahora angama-12–24. Qapha amazinga okushisa eduze bese ufaka i-oxygen ngendlela efanele. Ukuze uthole amasu okushwiba/ukufaka ngokushesha, sebenzisa imikhumbi enamandla okucindezela kanye nezinsimbi ezilinganiselwe.

Kufanele ngiphathe kanjani i-diacetyl rest kanye ne-lagering nge-WLP940?

Yenza ukuphumula kwe-diacetyl ngokukhuphula ukubila kufike ku-~65°F (18°C) uma ufinyelela ku-~50–60% ukuncipha izinsuku ezingu-2–6 ukuze uvumele imvubelo ukuthi imunce i-diacetyl. Ngemva kwalokho, pholisa kancane kancane (2–3°C ngosuku) kuze kufike ku-35–40°F (2–4°C) ukuze unciphise isikhathi eside ukuze ucwebe futhi ukunambitheka okuthambile, okwenza kube lula ukuqeda kwe-WLP940 okuqinile.

Ngingakwazi yini ukubilisa i-WLP940 ngokushesha ngokusebenzisa i-spunding noma i-pressure fermentation?

Ukubilisa (ukubilisa ngaphansi kwengcindezi) kungacindezela ukukhula kwemvubelo futhi kunciphise ukukhiqizwa kwe-metabolite ethile, okuvumela ngokwemfundiso ukuthi kubilise ngokushesha futhi kufudumele futhi kube nokunambitheka okuncane okungenamsoco. Imiphumela yomphakathi ixubene ne-WLP940: abanye abenzi bobhiya bayaphumelela, abanye babona amajika ahlukahlukene noma ukuhlanzwa kancane. Sebenzisa imishini enamandla okucindezela, qapha amandla adonsela phansi, futhi ulindele ukuthi mhlawumbe kube nokulungiswa isikhathi eside ukuze kucace.

Yimaphi amasu okucacisa asebenza kahle uma ubheka i-WLP940's medium flocculation?

Uma ufuna ubhiya okhanyayo, hlanganisa i-cold lagering noma i-cold crashing nama-fining agents (i-gelatin, i-isinglass) noma i-filtration. Vumela isikhathi eside sokupholisa uma upheka, njengoba ubhiya obucindezelwe bungaphuma kancane. Isikhathi kanye nokupholisa kancane kancane kuvame ukwanele ukuze kucace kahle.

Ngingayiklama kanjani iphrofayili ye-malt, i-hop, kanye ne-water ukuze ivumelane ne-WLP940?

Kuma-lager aseMexico alula noma aphuzi, sebenzisa i-pilsner kanye nama-malt aphuzi; kuma-lager aseVienna noma ama-amber engeza i-Vienna noma inani elincane le-Munich. Khetha ama-hops avinjelwe (i-Saaz, i-Hallertau, i-Cluster) bese ugcina okungeziwe sekwephuzile kuncane ukuze kulondolozwe ukuphuzwa. Khetha i-sulfate ukuze yome futhi iqine kuma-lager aphuzi; i-chloride eningi ingasekela ukuzwa kwe-malt kuma-lager aphuzi.

Yiziphi izinkinga ezivamile zokubilisa ezenzeka nge-WLP940 futhi ngizixazulula kanjani?

Ukubilisa okuhamba kancane noma okubambekile kuvame ukuholela ekungangeni kahle kwe-oksijini, ukutholakala komoya-mpilo ophansi, ukungasebenzi kahle, noma amazinga okushisa aphansi kakhulu. Xazulula ngokuhlola amazinga okuphakama, umoya, kanye nokuphakamisa amazinga okushisa uma kudingeka, noma ngokwenza imvubelo yokuqala/yokulima kabusha. Ama-flavour anganambitheki: yenza i-diacetyl rest ye-diacetyl, wandise i-pitch/oxygen noma amazinga okushisa aphansi kuma-ester, futhi uvumele ukubanda kwe-sulfur.

Ukuhlolwa komphakathi kanye nezintambo ze-xBmt zichaza kanjani i-WLP940?

Imibiko yomphakathi ikhombisa ukuthi i-WLP940 ikhiqiza ama-lager ahlanzekile ngokwethembeka emazingeni okushisa anconywayo kodwa ingabonisa ubumuncu obuncane noma ama-ester lapho ifudunyezwa noma icindezelekile. Abasebenzisi abaningi bagcizelela amazinga okulinganisa iphimbo kanye ne-oxygenation lapho behlola imiphumela yokushisa. Imiphumela iyahlukahluka, ngakho-ke izivivinyo ezilawulwayo ziyanconywa ukuze kuhlukaniswe iziguquguquki.

Yini okufanele ngiyicabangele lapho ngilinganisa i-WLP940 ibe yivolumu yezentengiselwano?

Kala amazinga okushaya ngePlato kanye nevolumu usebenzisa izibali ezingochwepheshe. Hlela ukusabalala kwesinyathelo noma ama-oda e-PurePitch ukuze uthole inani eliphezulu lamaseli, futhi uqinisekise amathangi abandayo e-glycol ukuze ulawule izinga lokushisa eliqinile. Landelela amandla adonsela phansi, ukusebenza kahle, kanye namaphaneli enzwa e-QA, futhi ulindele izikhathi ezinde zokushintsha kokushisa emathangini amakhulu lapho uhlela ukuphumula kwe-diacetyl kanye nokuwa.

Ngingazitholaphi izici namathuluzi asemthethweni e-White Labs e-WLP940?

Amakhasi omkhiqizo we-White Labs afaka uhlu lwezincazelo ze-WLP940 (50°–55°F, ukuncishiswa okungu-70%–78%, ukugoba okuphakathi, ukubekezelelana kwe-ABV okuphakathi okungu-5%–10%, i-STA1 negative) futhi inikeza isibali sezinga lokugoba, izinketho ze-PurePitch, kanye nemininingwane yokuthenga. Izingxoxo zomphakathi, i-yeastman.com, kanye nezincwadi zokukhiqiza zinikeza isiqondiso sokwelula kanye nendlela yokwenza.

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