Ama-Hops e-Beer Brewing: eDunav

Ukusondelana kwama-Dunav hop cones aluhlaza okwesibhakabhaka etafuleni lokhuni eliklanywe ngendlela yasemaphandleni elinengilazi ebandayo kabhiya wegolide kanye namasimu ebhali athambile ekushoneni kwelanga.
Chofoza noma uthephe isithombe ukuze uthole ulwazi olwengeziwe kanye nezixazululo eziphezulu.

Lesi sihloko sihlola uhlobo lwe-Dunav hop, sihlanganisa izihloko ezibalulekile zokwenziwa kobhiya. Uzofunda ngama-alpha nama-beta acid ayo, amazinga e-co-humulone, iphrofayili kawoyela, kanye ne-agronomy. Siphinde sihlole indlela iDunav eziphatha ngayo ezindleleni zokupheka. Kungakhathaliseki ukuthi ungumenzi wobhiya ochwepheshe, ungumenzi wobhiya wezandla, noma ungumenzi wobhiya wasekhaya e-United States, ukuqonda iDunav kungakuqondisa ekwenzeni kwakho izinqumo. Iwusizo kakhulu ekunqumeni indima yayo ekubambeni, ekunukeni, noma ekusetshenzisweni kwezinhloso ezimbili kubhiya.

Okuthathwayo Okubalulekile

• Ama-hops e-Dunav ayinhlobo yama-hop aseSerbia athuthukiswe ngawo-1960 ukuze kuthuthukiswe isivuno uma kuqhathaniswa ne-Backa.
• Ukukhiqizwa kusalokhu kulinganiselwe, ngakho-ke ukuthola ama-hops e-Dunav kungaba okwesifunda futhi kube ngezikhathi ezithile.
• Amarekhodi e-USDA/ARS ahlinzeka ngedatha yamakhemikhali eyinhloko yokuhlela nokuhlaziya amaresiphi.
• I-Dunav inikeza ibhalansi yokubanda kanye nekhono lokunuka eliwusizo ezinhlotsheni eziningana zobhiya.
• Ukuqonda iphrofayili yamafutha ayo kanye nokugcinwa kwayo kusiza ukugcina ukunambitheka kwe-hop-forward kubhiya oqediwe.

Isingeniso kuma-hops aseDunav nendawo yawo ekwenzeni ubhiya

Ama-hop e-Dunav anendawo ehlukile phakathi kwezinhlobo zaseYurophu. Ayaziswa ngenxa yemvelo yawo enezinhloso ezimbili, enikeza kokubili ukubaba kanye nephunga elincane. Lokhu kuwenza akhanga abenzi bobhiya abafuna izithako ezihlukile ezinefa laseCentral Europe.

Imvelaphi yama-hops aseDunav iyathakazelisa. Aqala emuva ngawo-1960 ezweni elaliyiYugoslavia. Umgomo kwakuwukufaka esikhundleni seBacka umvini oqinile, ogcina izimfanelo ezibalulekile zokukhiqiza ubhiya. Lo mzamo waholela ku-hop ephindwe kathathu, ingxube yeNorthern Brewer, iStyrian Golding, kanye nendoda yasendle. Le nhlanganisela eyingqayizivele ithuthukisa kokubili iphunga nokubaba.

Ukuzalanisa ama-hop aseSerbia maphakathi nekhulu lama-20 kwagcizelela izici ezisebenzayo. Abacwaningi bagxile ekuvuneni, ukumelana nezifo, kanye namazinga e-alpha acid ahlala njalo. I-Dunav imele lezi zinhloso ngenkathi igcina iphrofayili yokunambitheka ehlukile. Isebenza njengesibonelo esibalulekile esifundweni sokuthuthukiswa kwama-hop esifundeni.

Ukwamukelwa kwezentengiselwano kube yinto encane. Naphezu kwenhloso yayo, iDunav ayizange yamukelwe kabanzi phakathi kwabakhiqizi abakhulu. Ukutholakala kwayo kukhawulelwe kakhulu eSerbia nasezifundeni eziseduze. Abahlinzeki abancane ngezinye izikhathi banikeza iDunav, bayithumela ngaphakathi ezweni uma izimpahla zivuma. Lokhu kuyenza ibe umkhiqizo okhethekile kunokuba ibe yi-hop evamile.

Ngakho-ke, kungani abenzi bobhiya kufanele bacabangele iDunav? Uhla lwayo lwe-alpha acid oluguquguqukayo kanye nama-beta acid aphakathi nendawo anikeza ukuguquguquka ekuphekeni. Abenzi bobhiya basekhaya kanye nezindawo zokwenza ubhiya zobuciko bangasebenzisa iDunav ekubhakeni, ekungezeni okuphuzile, noma ekuqhumeni okumanzi. Lokhu kunezela amanothi athambile emakhambi nasezinkunini eziphuzweni zabo. Kulabo abafuna ukuzama izithako ezihlukile noma ezinye izindlela esikhundleni se-common hops, iDunav iwumthombo obalulekile.

Isithombe sendawo yemivini eluhlaza okwesibhakabhaka evundile ezisekelweni zokhuni zasendulo ngaphambili kanye nefektri yendabuko eyenziwe ngohlaka lwezinkuni kanye namasimu okusanhlamvu aqengqelekayo ngaphansi kwesibhakabhaka esiluhlaza okwesibhakabhaka esifudumele.
Chofoza noma uthephe isithombe ukuze uthole ulwazi olwengeziwe kanye nezixazululo eziphezulu.

Iphrofayili yezitshalo kanye nohlu lozalo lwaseDunav

I-Dunav iyi-hop etshaliwe enendaba ecacile yokuzalanisa kanye nezici ezibalulekile kubalimi nakubakhi bebhiya. Ukwakheka kwayo kwezakhi zofuzo kuchaza ukufundwa kwe-alpha acid okuguquguqukayo kanye nokusebenza kahle kwensimu. Lesi sitshalo sibonisa ukuvuthwa kwesizini sekwephuzile ngamandla okukhula aphezulu kakhulu, okwenza siphawuleke phakathi kwezinhlobo zesifunda.

Ukuzalana okuphambene kwe-Triploid

I-Dunav ivela ku-triploid cross ehlanganisa i-Northern Brewer cross, i-Styrian Golding genealogy, kanye ne-wild duna. I-Triploid genetics ingabangela ukushintshashintsha okukhulu ekubonakalisweni kwe-alpha acid futhi inikeze izici ezihlukile ze-agronomic. Lokhu kuzalanisa kuhlose ukuhlanganisa ukuzinza komunyu okuvela e-Northern Brewer kanye ne-aromatic finesse evela ku-Styrian Golding genealogy ngenkathi kungezwa ukuqina nge-wild duna.

Izinhlobo zezingane zakini

Lolu hlobo luhlala eceleni kwezihlobo ze-hop ezathuthukiswa ezinhlelweni ezifanayo zaseCentral Europe. I-Neoplanta ne-Vojvodina zabelana ngezingxenye zesizinda sezakhi zofuzo kanye nezinhloso zokuzalanisa. Ukuqhathanisa lezi zinhlobo kusiza ukucacisa indima ye-Dunav emizamweni yokukhetha i-hop yesifunda.

Izici zezitshalo

• Izinga lokukhula: Liphezulu kakhulu, likhiqiza ukukhula okunamandla kwe-bine kanye nokuvalwa okusheshayo kwe-canopy.
• Ukuvuthwa kwesizini: Sekwephuzile; amafasitela okuvuna avame ukuwa ngemva kwezinhlobo eziningi zokuhweba.
• Usayizi wekhoni kanye nobuningi: Amaphrofayili aphawula usayizi omuhle wekhoni kanye nobuningi obuqinile ngaphandle kwezibalo zedatha eyinhloko; isivuno esibonwe sisekela isethi yekhoni ekhiqizayo.

Amarekhodi esivuno, cishe ama-1565 kg ngehektha (cishe ama-1,400 lbs ngehektha), abonisa umkhiqizo omuhle kakhulu naphezu kokwamukelwa okulinganiselwe kwezentengiselwano. Lezo zilinganiso zenza iDunav ibe ukukhetha okukhangayo lapho abalimi befuna khona izinhlobo ezikhiqizayo ezinefa elichaziwe kubazali baseDunav kanye nokuhambisana nozalo lweNorthern Brewer kanye neStyrian Golding.

Umfanekiso wezitshalo ezinkulu wama-Dunav hop cones alenga ezitsheni eziluhlaza okotshani ezinamagquma akhanyiswe yilanga kanye nesibhakabhaka esiluhlaza ngemuva.
Chofoza noma uthephe isithombe ukuze uthole ulwazi olwengeziwe kanye nezixazululo eziphezulu.

Izici ezinuka kamnandi nezinokunambitheka ezihambisana nokupheka

I-Dunav inikeza iphunga elilinganiselayo, eliwela phakathi kwama-hops endabuko ashisayo kanye nezinhlobo zephunga lesimanje. Iveza ukunambitheka okune-resin kanye nokhuni okunezinongo zamakhambi. Le phrofayili iyisiqiniseko sefa layo le-Northern Brewer kanye ne-Styrian Golding. Inezela isakhiwo ngaphandle kokunqoba i-malt.

Iphunga lamafutha e-hop e-Dunav libonakala ngokuqukethwe kwamafutha okuphelele okungaba ngu-1.19 mL/100g. Liqukethe i-myrcene, i-humulene, i-caryophyllene, ne-farnesene. I-Myrcene inikela ngombala we-resin kanye nohlaza okotshani kodwa iyanyamalala ngokushesha lapho kushisa.

Ngakolunye uhlangothi, iHumulene inikeza amanothi aqinile futhi anongwe kahle ahlala isikhathi eside ngokuphathwa ngobumnene. I-Caryophyllene inezela ukunambitheka okunongwe, okunongwe kahle, okwandisa ubhiya obumnyama noma obunongwe nge-malt. I-Farnesene yethula amanothi aluhlaza okwesibhakabhaka kanye nezimbali, ikakhulukazi kuma-brews aphansi e-IBU, ahamba phambili.

Lezi zinhlanganisela ziyahlangana ukuze zakhe iphrofayili yokunambitheka kwe-hop ebheka ubunzima obuncane kunezithelo eziqinile. Isikhathi sokuxuba sithonya ukuthi yimaphi amafutha agcina esebhiyani lokugcina. Ukwengezwa kwe-kettle kusenesikhathi kunomthelela kakhulu ekubabeni okubangelwa yi-alpha-acid.

Izingxenye eziguquguqukayo njenge-myrcene ziyalahleka lapho zibila, okunciphisa ama-topnotes amasha, ane-resin.

• Ama-kettle kanye nama-whirlpool hops agcina i-humulene ne-caryophyllene eningi, enezela iphunga elinokhuni nelinongwe ngaphandle kwe-citrus esindayo.
• I-Dry hop Dunav igqamisa izici eziluhlaza, zezimbali, nezinongwe ezivela ku-farnesene kanye ne-caryophyllene ngenkathi ilondoloza umgogodla we-humulene.

Kwabenzi bobhiya abahlose iphunga elilawulwayo, ukwengeza okuhlukanisiwe kuyasebenza. Sebenzisa ingxenye yesimo se-kettle yamuva kanye ne-dry hop Dunav charge ukuze ubuyisele ama-topnotes aluhlaza okwesibhakabhaka kanye nezimbali. Le ndlela isebenzisa iphrofayili yephunga likawoyela we-hop ngenkathi ilawula ukubaba nokuguquguquka.

Isithombe sendawo yensimu ye-hop ekhanyayo elangeni eligolide elinamakhoni e-hop aluhlaza okotshani, umgqomo wokhuni wasemaphandleni ogcwele ama-hop amasha, inkungu ethambile, amagquma aguqayo, kanye nesibhakabhaka esiluhlaza okwesibhakabhaka esicwebezelayo.
Chofoza noma uthephe isithombe ukuze uthole ulwazi olwengeziwe kanye nezixazululo eziphezulu.

Ukwakheka kwamakhemikhali: ama-alpha acid, ama-beta acid, kanye ne-co-humulone

Ukwakheka kwamakhemikhali kweDunav kubalulekile kubapheki bewayini. Ama-alpha acid ayo ahluka kusuka ku-5.1% kuya ku-9.6%, ethonywa yizakhi zofuzo kanye nezimo zendawo. Lolu hlu lubeka iDunav njengenamandla okubaba aphakathi kuya kwaphezulu. Abapheki bewayini kumele bacabangele imininingwane yesivini kanye nokuvuna lapho behlela izindlela zokupheka.

Ama-asidi e-Beta e-Dunav asukela ku-2.8% kuya ku-4.6%. Lawa ma-compound awabalulekile kangako ekushiseni kwe-hop okusha. Kodwa-ke, aba abaluleke kakhulu ngesikhathi sokugcina nokuguga. Ama-asidi e-beta a-oxidized angaletha ukubaba okuhlala isikhathi eside okuguquka ngokuhamba kwesikhathi.

I-Co-humulone yakha cishe ama-30% ama-alpha acid e-Dunav. Lokhu kuphakathi kwezinhlobo zokukhiqiza ama-hops. Njengoba inokuqukethwe okungu-30% kwe-co-humulone, i-Dunav inganikeza ukuluma okuqinile. Noma kunjalo, akufanele kuholele ekuqedeni okunamandla kakhulu uma kusetshenziswa ngokuhlakanipha.

Amanothi awusizo abenzi bobhiya:

• Lungisa okungeziwe okubabayo kuma-asidi e-Dunav alpha alinganisiwe kunokusebenzisa inani elilodwa elijwayelekile.
• Cabanga ngama-beta acid uma uhlela ubhiya obuhlala endaweni ende; ubhiya obunophunga oluvela ephunga buyazuza kuma-hops amasha.
• Lindela ithonya elilinganiselwe elivela ku-hop co-humulone ekuboneni ukubanda kwe-hop, bese ulinganisela amashejuli e-malt kanye ne-hopping ngokufanele.

Amakhoni e-hop aluhlaza aqhakazile anamaconsi e-resin akhazimulayo ngaphambili, izitsha zeglasi zelabhorethri ezigcwele izingcezu ze-alpha acid ezimibalabala emhlabathini ophakathi, kanye nefektri yobhiya efiphele kancane enemigqomo yokhuni ngemuva.
Chofoza noma uthephe isithombe ukuze uthole ulwazi olwengeziwe kanye nezixazululo eziphezulu.

Ukuqhekeka kwamafutha e-hop kanye nemiphumela yezinzwa

Iphrofayili kawoyela kaDunav iyisiqondiso esinemininingwane sabapheki bebhiya, esichaza iphunga kanye nokuziphatha kokuguga. Inokuqukethwe kwamafutha okuphelele okungu-1.19 mL ngamagremu ayi-100, okuyinto encane kakhulu. Leli zinga eliphansi liqinisekisa ukuthembeka kokubilisa kanye nokuphakanyiswa kwephunga okuncane, ikakhulukazi ekufakweni kamuva noma ekuqhumeni okumanzi.

Ukwakheka kwamafutha kaDunav kuthonya ukusebenza kwawo eketheni nasebhodleleni. I-Myrcene, cishe engu-19%, inikela ngamanothi e-resin, e-citrus, kanye naluhlaza, aguquguqukayo kakhulu. I-Humulene, nayo engu-19%, inezela amathoni ezinkuni namakhambi, azinzile kakhulu ngesikhathi sokugcina. I-Caryophyllene ne-farnesene, ezitholakala cishe ku-6% kanye no-6.2%, ngokulandelana, zethula ama-accents ashisayo naluhlaza okotshani.

Amaphesenti e-myrcene kanye ne-humulene abonisa ingxenye eguquguqukayo nezinzile elinganiselayo. Ingxenye ebalulekile ye-myrcene inikeza uhlamvu olusha lwe-resin ezithasiselweni zakamuva. Okwamanje, isabelo se-humulene sigcina ukujula kwemithi yokhuni ngokuhamba kwesikhathi. Lindela ukuqhuma kokuqala kwe-citrus kanye ne-resin okuguqukela ekubeni yimifino nezinongo njengoba ubhiya ukhula.

Ukugcinwa kubalulekile kubhiya obubizwa nge-hop-forward. Ingxenye ye-volatible myrcene incipha ngokushesha ngaphansi komoya-mpilo, ukushisa, noma ukukhanya. Lokhu kwehla kuchaza ukulahleka kwama-citrus nama-resin amanothi ngemva kwezinyanga eziningi zokuhamba noma ezindaweni zokugcina izimpahla ezivalwe kahle. Kodwa-ke, amafutha azinzile njenge-humulene ne-caryophyllene asele, okuholela kubhiya obudala obunephunga elimnandi nelinongwe.

• Sebenzisa i-Dunav entsha ukuze uthole i-citrus ne-resin ngenxa ye-myrcene.
• Hlela ukushintsha kokunambitheka kwewayini ezinyangeni ezimbalwa; imibala efana nemithi yokhuni izohlala ikhona.
• Lawula umoya-mpilo kanye nokushisa ukuze unciphise imiphumela yokugcina i-hop futhi ugcine iphunga elimnandi.

Empeleni, uwoyela we-Dunav hop unikeza uhambo olubikezelwayo: lukhanya futhi lunongwe ekuqaleni, bese kuba yimifino eminingi futhi lunongwe kakhulu njengoba isikhathi sikhula. Lo mzila uwusizo ekwenzeni ubhiya obugqamisa amanothi amasha e-hop noma obuhlose ukulinganisela kwephunga ngokuhamba kwesikhathi.

Ibhodlela eliseduze lengilazi eligcwele uwoyela we-Dunav hop wegolide etafuleni lokhuni lasemaphandleni, elizungezwe amakhoni e-hop aluhlaza amasha, anama-kettle ethusi afiphele kanye nemigqomo ngemuva kwendawo yokuphuza utshwala yendabuko.
Chofoza noma uthephe isithombe ukuze uthole ulwazi olwengeziwe kanye nezixazululo eziphezulu.

Ukusetshenziswa kokwenza ubhiya: ukubaba, iphunga elimnandi, noma okunezinjongo ezimbili

Ama-hop e-Dunav athatha isikhala esiyingqayizivele phakathi kwezindima ezibabayo nezinuka kamnandi. Njengoba ama-alpha acid esukela kwephansi kuya kwesilinganiso, abenzi bobhiya bangakwazi ukulungisa ama-IBU ngokufaka izithako zakuqala. Ngaphandle kwalokho, bangagcina ukunambitheka kwamakhambi kanye ne-resin okunezengezo zamuva kanye nokufaka i-dry hopping. Lokhu kuguquguquka kwenza i-Dunav ibe yindawo ekahle kakhulu kubhiya obuzuza ngezinongo ezincane kanye namanothi ezinkuni.

Ubumuncu beDunav buzinzile ngokwanele ukuze kufakwe ama-billing, kodwa iphrofayili yayo yamafutha isekela iphunga elisesigabeni sokugcina. Kuyindlela engcono kakhulu yokwenza ama-hops anezinjongo ezimbili, okunikeza ukuguquguquka kokubili kumasu oku-grist kanye nokugxuma. Abapheki kufanele basebenzise amaphesenti aqondile e-alpha acid ukuze kufakwe ama-bittering, kunokuthembela kuma-average.

Izindlela zokupheka ezine-Dunav ziyahlukahluka ngesitayela. Kuma-lager kanye nama-ales endabuko aseYurophu, gxila ekungezeni okuhlanzekile nokuvinjiwe ukuze ugqamise imibala yezitshalo nemithi. Kuma-ales aphuzi kanye nama-IPA esikhathi, hlanganisa i-Dunav nama-hops akhanyayo ukuze ulinganise umgogodla wayo ocwebezelayo futhi ugcine amanothi e-citrus evelele. Kuma-IPA anamuhla aseNtshonalanga noma anezithelo ezifiphele, i-Dunav ingasebenza njengomdlali osekelayo.

• Ukubilisa kwasekuqaleni (imizuzu engama-60): sebenzisa i-AA% eqinisekiswe elebhu ukuze ushaye ama-IBU aqondiwe, bese ufaka ama-hops ahambisanayo ukuze uthole amanothi aphezulu.
• I-kettle noma i-whirlpool ephuzile (imizuzu emi-5–15 noma ~170°F): ibamba amaphunga ezitshalo namakhambi aqhutshwa yi-humulene ngaphandle kwesimo semifino esiningi.
• I-Dry hop (1–3 g/L): ikhulisa i-resin, izimbali ezivelele; lindela ukulahlekelwa okuthile kwe-volatile myrcene kodwa gcina ubukhona be-humulene ne-caryophyllene.

Isibonelo samashejuli e-hop angaqondisa amaqoqo okuhlola. Nge-pale ale engamalitha angu-5, ishaja encane ebabayo ye-Dunav ngemizuzu engu-60 ibeka ama-IBU. Ukwengezwa kwe-whirlpool yemizuzu eyi-10 kwakha izinongo eziphakathi nendawo, kanti i-dry hop encane ithuthukisa ama-topnotes amasha. Ukuze uthole i-lager ehlanzekile, gcina izithako ezifika sekwephuzile zincane futhi uthembele ekulinganisweni kwemizuzu engu-60 ukuze uthole isakhiwo esithambile.

Uma ubhala izindlela zokupheka nge-Dunav, bhala phansi idatha ye-alpha acid kanye namafutha eqembu ngalinye. Lo mkhuba uthuthukisa ukuphindaphindeka futhi uqinisekisa ukuthi i-Dunav isebenza njengoba kuhlosiwe. Kungakhathaliseki ukuthi isetshenziselwa ikakhulukazi ukubaba, iphunga, noma njengengxenye yohlelo lwe-hops olunezinhloso ezimbili, ukusebenza kwe-Dunav kuzohlala kufana.

Ukuqhathanisa kanye nezinye izinto ezifanelekile esikhundleni se-Dunav hops

Ama-Dunav hop athatha isikhala esiyingqayizivele phakathi kwama-resin bittering hop kanye nezinhlobo ezithambile nezinhle. Akhethwa ngenxa ye-resin yawo enokhuni elinganiselayo kanye nama-herbal another small. Uma kunzima ukuthola i-Dunav, abenzi bobhiya bakhetha ezinye izindlela ezigcina i-recipe ibalulekile, balungise ukugxila ekubabayo noma ekuqineni.

Uma ukhetha ama-substitute, hlose ama-hops anamazinga afanayo e-alpha acid kanye namaphrofayili kawoyela. Ama-hops anezinhloso ezimbili anama-alpha acid aphakathi nendawo alungele ukufanisa ama-IBU nokuthuthukisa iphunga. Ukuze uthole ukushintshana okulula, qhathanisa ama-alpha acid, amazinga e-myrcene kanye ne-humulene, kanye namanothi ajwayelekile okunambitheka kwe-hop.

• I-Northern Brewer iyindawo eyinhloko yokufaka esikhundleni se-Dunav, inikeza ukuba lukhuni kanye nohlamvu lwe-resin. Lokhu kuqhathaniswa kwembula ukuthi ngokuvamile ine-alpha acid ephezulu kanye nephrofayili ye-resin ecacile.
• Ama-Styrian Goldings afanele labo abafuna izindlela ezithambile nezinobuhle zamakhambi nezimbali. Ukushintshanisa i-Styrian Goldings ne-Dunav kushintsha ubhiya kube yizinongo ezithambile kanye nomehluko wezimbali.
• Amanye ama-hops anezinjongo ezimbili anama-alpha acid aphakathi nendawo asebenza njengezinketho eziguquguqukayo zokulinganisela ukubaba nephunga ngaphandle kwezinguquko ezinkulu.

Sebenzisa iNorthern Brewer ukuze uthuthukise ukubaba nokufaka i-menthol noma imibala efana ne-cedar. Lokhu kuzoholela ekukhanyeni okubukhali, okubheke phambili kwe-resin kune-Dunav. Ngakolunye uhlangothi, i-Styrian Goldings ithambisa i-resin futhi iphakamise amanothi amahle emithi, idale ukubukeka okuthambile, okunezimbali eziningi kune-Dunav.

• Faka esikhundleni uma i-Dunav ingatholakali noma ukuze ugcizelele isici esithile—ukujula kwe-resin noma ubungcweti obuhle.
• Lungisa ngokulinganisa umehluko we-alpha acid ekubalweni kwe-IBU kanye nokulungisa izengezo ze-late-hop ukuze kulondolozwe ibhalansi yephunga.
• Umehluko olindelekile: ukushintshana kuzoshintsha ibhalansi ye-citrus/resin, kushintshe ukujula kokhuni nokunongwe, futhi kushintshe ukubaba okubonakalayo ngisho noma i-IBU ebaliwe ifana.

Empeleni, khetha iNorthern Brewer ukuze uthole i-brain ebukhali ne-backbone. Khetha iStyrian Goldings uma uhlose ukuba nomlingiswa omuhle. Ukuze uthole i-hybrid esondelene, hlanganisa ingxenye encane yeNorthern Brewer neStyrian Goldings ukuze udale kabusha i-midpoint kaDunav phakathi kwezimpawu ze-resin kanye ne-herbal.

Ukukhulisa iDunav: i-agronomy kanye nokucatshangelwa kwesifunda

I-Dunav ichuma ezindaweni lapho abalimi behlela khona isikhathi eside kanye nemigodi eqinile. Izinqumo zokutshala kumele zihambisane nokuzala kwendawo, amandla okunisela, kanye nesimo sezulu sendawo. Ukubeka izindonga kanye nesikhathi kubalulekile ukuze kwandiswe isivuno ngaphandle kokucindezela izitshalo ekupheleni kwesizini.

• Okulindelwe ekuvuneni: izivivinyo zasensimini ezibhaliwe zibonisa ukukhiqizwa okumaphakathi okuseduze no-1565 kg/hektha, cishe amakhilogremu angu-1400/hektha. Lokhu kwenza iDunav ikhange amagceke e-hop ebhizinisi anganikeza amanzi nezakhamzimba ezihambisanayo.
• Ukuvuthwa nokukhula kwesizini: I-Dunav ikhula sekwephuzile futhi inezinga eliphezulu lokukhula. Hlela izinsuku zokutshala kanye nezinhlelo zokusekela ukuqinisekisa ukuthi ama-bines afinyelela ukuphakama okuphelele ngaphambi kokuba kube nesithwathwa sokuqala sasekwindla. Ukuvuthwa sekwephuzile kungathuthukisa ukuqongelela ushukela namafutha uma isizini ivuma.
• Iphrofayili yesifo: I-Dunav inikeza ukumelana okulinganiselwe ne-downy mildew, inciphisa ingcindezi evela kuleyo pathogen uma kuqhathaniswa nezinhlobo ezisengozini. Izingcindezi zesifo sendawo ziyahlukahluka, ngakho-ke ukuhlanganisa izinhlelo zokuhlola, zokuhlanza, kanye nezokukhunta ku-agronomy ejwayelekile ye-hop kubalulekile ukuvikela isivuno kanye nekhwalithi.

Kubalimi abahlola i-hop agronomy, ukwenza izivivinyo zenhlabathi, ukutshala izitshalo eziqinile, kanye nokuqapha amandla omvini kubalulekile. Izinyathelo ezisebenzayo ezifana nokufaka umanyolo olinganiselayo kanye nokulawula izinambuzane eziqondiwe zithuthukisa isivuno seDunav futhi zisekele ama-bine anempilo phakathi nesizini ende.

Ukuvunwa, ukucutshungulwa, kanye nokugcinwa kwama-hops aseDunav

Isikhathi kanye nokunakekela ekuqoqeni ama-hop kuthinta kakhulu ikhwalithi yawo. Abalimi bama-hop aseDunav, aziwa ngokuvuthwa kwawo sekwephuzile kanye nesivuno esikhulu, balandela imikhuba yesifunda. Lapho kutholakala khona, kusetshenziswa imishini yokuqopha. Kodwa-ke, amapulazi amancane avame ukukhetha ukuqopha ngesandla ukuze avikele ama-cone athambile futhi alondoloze amafutha abalulekile.

Ngemva kokuvuna, kubalulekile ukomisa ama-hops ngokushesha ukuze kuvinjelwe ukubola. Le nqubo ihilela ukomisa ngezinga lokushisa eliphansi, ukubilisa kancane, kanye nokupholisa ngokushesha. Le ndlela isiza ekulondolozeni amafutha aguquguqukayo kanye nama-alpha acid abalulekile ekunambithekeni nasekubeni.

Ukuhlolwa kwelebhu kuqinisekisa ukuthi ama-Dunav hops ayakwazi ukugcinwa ngaphansi kwezimo ezimaphakathi. Agcinwa cishe ku-20°C (68°F), agcina cishe u-74% wama-alpha acid awo ngemva kwezinyanga eziyisithupha. Leli zinga lokugcinwa lingaphezu kwesilinganiso sezinhlobo ezigxile ephunga.

Ukuze ulondoloze iphunga kanye namandla okubaba, landela eminye imikhuba emihle kakhulu. Nciphisa ukuvezwa komoya-mpilo ngokufaka i-vacuum noma ukusebenzisa izikhwama ezihlanjululwe nge-nitrogen. Ukuqandisa noma ukuqandisa kwandisa isikhathi sokuphila futhi kulondoloza ama-topnotes acebile nge-myrcene. Ama-Pellet anikeza isikhathi sokugcina esithuthukisiwe kancane, kodwa phatha ama-cone ngobumnene ukuze ugcine iphunga elihle kakhulu.

• Yomisa umswakama ozinzile ngokushesha ngemva kokuvunwa kwe-hop eDunav ukuze ugweme ukubola.
• Iphakheji esebenzisa i-vacuum noma igesi engasebenzi kahle ukuze kugcinwe kahle ukusebenza kwe-Dunav hops.
• Gcina kupholile futhi unciphise isikhathi sokugcina ukuze uvikele iphrofayili yamafutha e-hop kanye nama-alpha acid.

Kwabapheki bebhiya abahlela ukuthengisa izinto ezisetshenzisiwe, qapha iphunga njalo bese ubeka phambili izindawo zakamuva zokuphuza utshwala ukuze zisetshenziswe. Ngokulandela le mikhuba, ungathuthukisa ukugcinwa kweDunav. Lokhu kuqinisekisa ukuthi uhlobo lufaka ubumuncu nephunga elihlosiwe kubhiya osuqediwe.

Ukusebenzisa i-Dunav ezinhlotsheni zobhiya ezidumile

I-Dunav iyisithako esisebenziseka ngezindlela eziningi, enezela amanothi athambile ane-resin futhi anokhuni ezindleleni zokupheka ezahlukahlukene. Ilungele ama-ales akudala nama-lager ahlanzekile. Ngezansi, sihlola izindlela ezisebenzayo zokufaka i-Dunav eziphuzweni zakho, kanye nemibono yeresiphi esheshayo eyihlanganisa ne-malts evamile kanye ne-yeast.

Indlela yokusebenzisa i-Dunav kuma-ales aluhlaza kanye nama-IPA

• Sebenzisa i-Dunav njengendlela yokunciphisa ukuvuvukala lapho ukuguquguquka kwe-alpha-acid kudinga umthamo oqondile. Bala ama-IBU kusukela ku-AA% evivinyiwe ukuze usethe umgogodla ozinzile.
• Gcina izengezo ezisanda kwenezelwa kanye nama-whirlpool hops ukuze uthole i-resin encane kanye nephunga elimnandi. Ukuze uthole imiklamo ye-hop-forward, hlose ukuvimba hhayi ukuqina kwezindawo ezishisayo.
• Zama i-dry hopping enani elilinganiselwe ukuze wengeze isinongo sesitayela sesiNgisi kanye nokuqedwa kwe-resin. Lokhu kusebenza kahle kuma-ales aluhlaza ahunyushwe ngesi-American athambekele ekushiseni kwakudala.

Ukufaneleka kwama-lager, ama-ales aseYurophu endabuko, kanye nama-hybrid

• I-Dunav kuma-lagers iyakhanya uma ihlanganiswa ne-pilsner malt kanye nemvubelo ye-lager ehlanzekile njenge-Wyeast 34/White Labs 2007 ukugqamisa uhlamvu oluhle nolwamakhambi.
• Ama-ales endabuko ayazuza ku-Dunav's woody kanye ne-herbal profile; isekela ubhiya obulinganisiwe, obuhamba nge-malt kunokuba bube namandla kakhulu.
• Izitayela ze-hybrid ezihlanganisa ukuqina kwe-lager kanye ne-ale fruitiness zingasebenzisa i-Dunav ukwengeza isakhiwo esithambile ngaphandle kokubusa ukunambitheka kwe-malt okuthambile.

Imibono yeresiphi kanye nokuhlanganiswa kwe-malt

• I-Classic Amber Pale: Isisekelo esingu-85% i-Maris Otter noma i-pale malt, i-10% i-light crystal engu-20L, i-5% i-Munich. Sebenzisa i-Dunav ekushiseni kanye nokwengeza okuncane kwe-whirlpool. Khetha i-English ale yeast ukuze ihambisane nesinongo esiqhutshwa yi-caryophyllene.
• I-Crisp Euro Lager: i-100% pilsner malt, iphrofayili yamanzi athambile, i-single decoction noma i-simple mash. Sebenzisa i-Dunav kuma-lager ukuze uthole amanothi e-noble-herbal anohlobo lwe-lager oluhlanzekile ukuze ubonise ukungafani kwe-hop.
• I-IPA Elinganiselayo: Isisekelo se-malt esikhanyayo esine-dextrine engu-5–8% noma i-Vienna ukuze kuzwakale kahle emlonyeni. Kala i-Dunav ukuze uthole ukubaba kwasekuqaleni bese ufaka ama-late hops amancane noma i-dry hop engu-1–2 g/L ukuze ulethe i-resin engenawo ama-ester asezindaweni ezishisayo.

Hlanganisa i-Dunav nama-malts e-caramel noma e-pilsner aphakathi nendawo ukuze kucace. Imvubelo engathathi hlangothi noma evundisa kahle ivumela umlingiswa we-hop ukuthi acule. Izinhlobo zesiNgisi zizohlangana kahle nesinongo sikaDunav. Sebenzisa ama-malts akhethekile kancane ukuze ukunambitheka kwe-malt kungafihli ukungafani kwe-hop kunoma iyiphi iresiphi yobhiya i-Dunav ebonakala kuyo.

Ukwenza ubhiya ekhaya ngeDunav: amathiphu kanye nesiqondiso sokushintshana

I-Dunav inikeza abenzi bobhiya basekhaya inhlanganisela eyingqayizivele yokubaba okune-resin kanye nama-herbal anothi amancane. Ngaphambi kokubala ama-IBU, hlola njalo i-alpha acid ethile esitifiketini somhlinzeki. Lokhu kuqinisekisa ukubikezela ukubaba okunembile futhi kugcina ibhalansi ebhiya yakho.

Uma uhlela iresiphi yakho, khetha i-Dunav ngokusekelwe ku-alpha acid yayo elinganisiwe. Ububanzi bayo be-alpha acid buyahlukahluka kusuka ku-5.1% kuya ku-9.6%. Sebenzisa i-AA% yangempela evela esitifiketini ukuze uthole izibalo ezinembile. Ngebhetshi elingamagaloni angu-5, lungisa isengezo sokubilisa semizuzu engama-60 ukuze ufeze ama-IBU afunwayo ngokusekelwe ku-AA elinganisiwe.

Uma i-Dunav ingatholakali, landela iziqondiso zokushintsha ubhiya ukuze ugcine isimilo sobhiya wakho. I-Northern Brewer ilungele ukuba nephunga elimnandi nelinamandla. I-Styrian Goldings inikeza ukuphakanyiswa okuhle kakhulu kwemithi. Qondanisa i-AA% ye-substitute ukuze uthole ama-IBU afanayo, ulindele ukuthi ukunambitheka kushintshe kuye ekusayinweni kwe-substitute.

Ukusebenzisa amashejuli alula asebenzayo kuthuthukisa ubuntu bukaDunav ngaphandle kokwenza kube nzima kakhulu ukwenza ubhiya. Sebenzisa isengezo esibabayo semizuzu engama-60 esisekelwe ku-AA elinganisiwe ukuze usungule ama-IBU. Engeza i-whirlpool noma i-hop yangemuva yemizuzu eyi-10-15 ukuze ugcizelele amanothi e-herbal kanye ne-humulene. Qedela nge-hop emfushane eyomile ukuze uthole iphunga elisha le-resin.

• Imizuzu engama-60: ukwengeza okubabayo kusetshenziswa i-AA elinganisiwe ukuze kufinyelelwe i-IBUs eqondiwe eDunav.
• Imizuzu eyi-10–15 noma i-whirlpool: ukwengeza sekwephuzile ukuze kugcizelelwe amanothi e-herbal kanye ne-humulene.
• Amashejuli e-Dry hop: Izinsuku ezingu-3-5 zokubamba i-resin entsha namafutha athambile.

Lungisa amazinga e-hop ngokwesitayela. Kuma-lager noma ama-session ale, gcina amazinga e-hop asebusuku kanye nawomile ephansi ukuze ugcine ukubaba okuhlanzekile. Kuma-IPA noma ama-pale ale, khulisa okungeziwe kwasebusuku kanye ne-dry hop ukuze uthole i-resin kanye nephunga eliyinkimbinkimbi. Landelela i-lot AA bese uqopha imiphumela ukuze uthuthukise ama-IBU kanye nephunga emaqenjini azayo.

Yiba nombono ofanele nge-Dunav esikhundleni sayo. I-Northern Brewer izoletha ukubaba okuqinile nokune-resin. I-Styrian Goldings izokwengeza iphunga elithambile, lezimbali namakhambi. Qondanisa i-AA% nama-IBU, bese ulungisa amashejuli e-hop asephuzile nawomile ukuze uqondise iphunga emgomweni wakho.

Ukuthola i-Dunav hops: ukutholakala kanye nabaphakeli

Ukuthola ama-hop e-Dunav ukuze kwenziwe ubhiya kuyinselele. Yasungulwa eSerbia ngawo-1960, ukungavamile kwayo kungenxa yokukhiqizwa okulinganiselwe kanye nesidingo esincane. Abenzi bobhiya abafuna ukunambitheka kwangempela bavame ukuzama ngale kwezitolo ezivamile.

Funa iDunav ngabathengisi be-hop abakhethekile, abahlinzeki bendawo baseSerbia, kanye nabathengisi be-hop bomhlaba wonke. Abahlinzeki abaningi beDunav banikeza amaqoqo amancane futhi bathumela ngaphakathi kwezwe labo. Izincwajana ze-hop zaseyunivesithi kanye namarekhodi e-USDA angakuqondisa kubahlinzeki bamanje kanye nezivivinyo zangaphambilini.

• Abathengisi abakhethekile — balungele ukuthenga okuncane, okukodwa kanye nezeluleko zochwepheshe.
• Abahlinzeki bezifunda baseSerbia — abakhiqizi abayinhloko abatholakala ngezikhathi ezithile ngaphandle.
• Abathengisi bamazwe ngamazwe — bawusizo kuma-oda amakhulu kanye nezindawo ezingavamile.

Khetha uhlobo oluhambisana nezinhloso zakho zokukhiqiza. Ama-cone aluhlaza afanelekela amaqembu amancane, anikeza uhlamvu lwe-fresh-hop kodwa adinga ukugcinwa ngokucophelela. Ama-cone e-Dunav hop athandwa kakhulu ngabakhi bokukhiqiza abangochwepheshe ngenxa yephunga lawo elimnandi.

Ama-pellet anikeza ukulula kanye nokugcinwa okuncane, alungele amaqoqo amakhulu. Aqinisekisa ukulinganiselwa okufanayo kodwa angalahlekelwa yiphunga elimnandi ngesikhathi sokucubungula.

Izithako ezikhishwe zinikeza ukuqina okubabayo kanye nokuqina kwesikhathi eside. Azinawo umswakama ofana namafutha e-hop amasha njengama-cones nama-pellets, okwenza zifaneleke lapho ukubaba okunembile kubalulekile.

Uma uthenga ama-Dunav hop, cabanga ngomthamo wokugcina, usayizi we-batch, kanye nephunga olifunayo. Ukuxhumana nabaphakeli abaningi kwandisa amathuba akho okuthola isitoko. Buza ngonyaka wokuvuna kanye nezimo zokugcina ukuze uhlole ukuthi sisha kangakanani.

Izinkomba zokulawula ikhwalithi kanye nokuhlolwa kwe-Dunav

Idatha yelabhorethri ethembekile ibalulekile kubapheki bebhiya ukuze babikezele ukubaba kanye nephunga lapho besebenzisa iDunav. Abalimi nabathengi kufanele bahlole amarekhodi ekhemistri ashicilelwe futhi bahlole amaqoqo ngaphambi kokulinganisa iresiphi.

Izinkomba ezibalulekile zelebhu zifaka phakathi okufakiwe kwe-USDA kanye neyunivesithi okubala ama-alpha acid, ama-beta acid, kanye nesamba samafutha. Ukufakwa kwe-USDA hop chemistry Dunav kanye nohlu lwe-Oregon State University oluhlukahlukene kunikeza izisekelo ezisemthethweni zokuhlaziywa kwe-hop.

• Cela amaphepha elebhu aqondene ne-lot ethize e-AA%, ama-beta acid, kanye namafutha aphelele ukuze kubhekwe ububanzi be-alpha acid e-Dunav.
• Sebenzisa ukuhlolwa kwe-GC noma komuntu wesithathu okugunyaziwe ukuze kuhlaziywe i-hop lapho kudingeka khona ukunemba kwe-IBU kanye nokuhlela iphunga.
• Gcina amarekhodi ensimu ngayinye yokuvuna ukuze ulandelele izitayela phakathi nezinkathi zonyaka kanye nezimo zokugcina.

Abapheki bobhiya abancane kufanele baqaphe ukuzinza ngesikhathi sokugcina. Ukuhlolwa okuvamile kokonakala kwe-alpha acid kanye nokulahleka kwamafutha kuholela emiphumeleni eqhubekayo kubhiya osuqediwe.

Izinsiza zomphakathi zigcwalisa ukuhlolwa okusemthethweni. Amathebula e-hop e-BrewersFriend, amarekhodi e-germplasm e-USDA, kanye nohlu lwezinhlelo zokuzalanisa zaseyunivesithi zinikeza idatha yokuqhathanisa kanye namashadi okufaka esikhundleni asebenzayo. Lokhu kuyasiza ezinqumweni zansuku zonke mayelana nokuhlolwa kwe-Dunav kanye nokuhlaziywa kwe-hop.

Isiphetho

Isifinyezo seDunav: Le hop yaseSerbian triploid iyindlela ethembekile yabenzi bobhiya abafuna uhlobo olunezinjongo ezimbili oluguquguqukayo. Ine-alpha acid ephakathi kuka-5.1% no-9.6%, enokuqukethwe kwe-co-humulone okucishe kube ngu-30%. Okuqukethwe kwayo okuphelele kwamafutha kucishe kube ngu-1.19 mL/100g. Lokhu kulinganisela kuvumela kokubili ukuba mnandi kanye nephunga elimnandi, elifana nelemithi, ikakhulukazi uma lisetshenziswa ekungezeni i-hop sekwephuzile noma eyomile.

Ukwenza ubhiya nge-Dunav kudinga ukubalwa kwe-IBU okucophelelayo ukuze kutholakale ukubilisa kanye nokwengezwa kwe-late strategic. Le ndlela igqamisa ubuntu bayo obuqhutshwa yi-myrcene kanye ne-humulene. I-agronomy yayo nayo iyaphawuleka, ngesilinganiso sokukhula esiphezulu, ukuvuthwa kwe-late stow, kanye nokumelana ne-downy mildew okumaphakathi. Isivuno sicishe sibe yi-1565 kg/ha, okwenza kube wusizo kubalimi abakhethekile. Idatha yokugcina ikhombisa cishe ukugcinwa kwe-alpha okungu-74% ngemva kwezinyanga eziyisithupha ku-20°C, okusiza ekuphatheni nasekuthatheni izinqumo zempahla.

Ukubuka konke kwe-Dunav hops: Uma kunzima ukuyithola i-Dunav, i-Northern Brewer noma i-Styrian Goldings ziyindlela enhle yokufaka esikhundleni sayo. Zinikeza amaphrofayili ahlukene, kuye ngokuthi udinga umgogodla oqinile obabayo noma amanothi ezimbali namakhambi. Thola i-Dunav kubaphakeli abakhethekile bese uhlola ikhemistri ye-lot ukuqinisekisa ukuhambisana kweresiphi. Le ndlela isiza ekufinyeleleni ibhalansi oyifunayo ezinhlotsheni ezahlukene zebhiya, kusukela kuma-ales aluhlaza kuya kuma-lager nama-hybrid.

Imibuzo Evame Ukubuzwa

Iyini iDunav futhi yaqala kuphi?

I-Dunav uhlobo lwe-hop olwakhuliswa eYugoslavia yangaphambili ngawo-1960. Lwadalelwa ukuthatha indawo ye-Backa ekhiqiza kancane. Yasungulwa kusukela ku-Northern Brewer, i-Styrian Golding, kanye nomzali wesilisa wasendle, iyi-Serbian triploid hybrid.

Kungani iDunav ingazange ithole ukwamukelwa kabanzi kwezentengiselwano?

Naphezu kwesivuno sayo esihle kanye nezici zayo zokukhiqiza ubhiya eziwusizo, iDunav isalokhu iyinhlobo yesifunda. Isidingo esincane somhlaba wonke, inani elincane lokukhiqiza, kanye nokuncintisana okuvela ezinhlotsheni zamazwe ngamazwe ezaziwayo kwenze ukuthi ikhiqizwe ngokuthengisa okulinganiselwe ikakhulukazi eSerbia.

Yiziphi izibalo ezibalulekile zokwakheka kwamakhemikhali eDunav?

Ama-alpha acid e-Dunav ahluka phakathi kuka-5.1% no-9.6%. Ama-beta acid asukela ku-2.8% kuya ku-4.6%. I-Co-humulone icishe ibe ngu-30% wengxenye ye-alpha. Okuqukethwe okuphelele kwamafutha kuqoshwe ku-1.19 mL ngamagremu ayi-100.

Ukwehluka kwe-alpha acid kaDunav kuthinta kanjani ukwenziwa kwebhiya?

Ububanzi be-alpha acid busho ukuthi i-AA% elinganisiwe nge-lot ngayinye kufanele isetshenziswe lapho kubalwa ama-IBU. Kuye ngezimo zokukhula kanye nokuguquguquka kwe-lot, i-Dunav ingasebenza njenge-bittering hop ephakathi kuya kwephezulu.

Ibukeka kanjani iphrofayili yamafutha eDunav futhi ithinta kanjani ukunambitheka?

Izingxenye ezinkulu zamafutha yi-myrcene (~19%), i-humulene (~19%), i-caryophyllene (~6%), kanye ne-farnesene (~6.2%). I-Myrcene inikeza amanothi e-resin, i-citrus/green kodwa iyashintshashintsha. I-Humulene inikela ngephunga eliqinile, elifana nezinkuni futhi izinzile. I-Caryophyllene kanye ne-farnesene zengeza izici ezibabayo neziluhlaza/zezimbali.

Kufanele ngifake nini i-Dunav ngesikhathi sokuphuza utshwala ukuze ngithole imiphumela ethile?

Ukwengezwa kwasekuqaleni kwemizuzu engama-60 kunikeza ukubaba okuvela kuma-alpha acid kodwa iphunga elincane elishintshashintshayo. Ukwengezwa kwe-late-kettle noma i-whirlpool (ukushisa okuphansi) kanye ne-dry hopping kugcina i-humulene-driven wood/herbal kanye namanothi athile e-resinous avela ku-myrcene. Ukwengezwa kwe-Dry hop kugcizelela ama-topnotes amasha.

Ingabe iDunav ifanelekile njenge-hop enezinhloso ezimbili?

Yebo. Njengoba inephrofayili yayo yamafutha elinganiselayo kanye nama-alpha acid aguquguqukayo, i-Dunav isebenza njenge-hop enezinjongo ezimbili—esetshenziselwa ukubaba uma ingezwa kusenesikhathi kanye nephunga elimnandi noma i-dry hopping uma ingezwa sekwephuzile.

I-Dunav izinzile kangakanani ngesikhathi sokugcina?

I-Dunav ikhombisa ukuzinza okungaphezu kwesilinganiso kwama-alpha acid, igcina cishe u-74% wokuqukethwe kwe-alpha ngemva kwezinyanga eziyisithupha ku-20°C (68°F). Amafutha aguquguqukayo, ikakhulukazi i-myrcene, aphela ngokushesha, ngakho-ke ukusha kwephunga kwehla ngokushesha kakhulu kunamandla okubaba.

Yiziphi izindlela zokugcina ezinconywayo zeDunav?

Gcina amakhoni noma ama-pellets evalwe nge-vacuum noma emaphaketheni ahlanjululwe nge-nitrogen emazingeni okushisa apholile (efrijini noma eqandisiwe uma kungenzeka). Nciphisa ukuvezwa kwe-oxygen futhi unciphise isikhathi sokugcina ukuze uvikele i-myrcene nezinye izinto ezinuka kamnandi.

Yiziphi izinhlobo zobhiya ezifanelana kahle neDunav?

I-Dunav ifanela ama-lagers nama-ales aseYurophu endabuko lapho kufunwa khona uhlamvu olufana nokhuni/lwamakhambi, futhi ingasetshenziswa kuma-ales aluhlaza noma ama-IPA esikhathi amukela iphunga elincishisiwe le-resin/lokhuni. Ayifaneleki kangako njengenkanyezi eyodwa kuma-IPA anamuhla ashisayo/ahamba phambili e-citrus.

Ngingawahlela kanjani ama-hops lapho ngipheka ne-Dunav?

Izindlela ezijwayelekile: sebenzisa i-Dunav ngemizuzu engama-60 ukuze ubambe okubabayo okubalwa kusukela ku-AA%; engeza i-whirlpool noma i-kettle yemizuzu emi-5-15 ukuze ubambe amanothi emithi aqhutshwa yi-humulene; faka i-dry hop 1-3 g/L izinsuku ezi-3-5 ukuze uthuthukise ama-topnotes amasha ane-resin nezimbali.

Yiziphi izinto ezinhle ezingasetshenziswa esikhundleni seDunav?

I-Northern Brewer kanye ne-Styrian Goldings ziyizithako ezinengqondo. I-Northern Brewer ithambekele kakhulu ekukhanyeni nasekubeniseni; i-Styrian Goldings inikeza iphrofayili enhle kakhulu yamakhambi. Qondanisa i-AA% nama-IBU futhi ulindele izinguquko ku-citrus/resin kanye nebhalansi yokhuni/yamakhambi.

I-Dunav iqhathaniswa kanjani nezinhlobo zayo eziyinhloko?

I-Dunav ihlanganisa izici ezivela ku-Northern Brewer kanye ne-Styrian Golding. Ngokuvamile ine-resin futhi inokhuni kune-Styrian Goldings futhi ngokuvamile ayinamandla kangako kunezinye izinhlobo ze-Northern Brewer. Lindela ukunambitheka okuphakathi nendawo phakathi kwabazali ababili.

Yiziphi izici ze-agronomic ze-Dunav kanye nokulindela kwesivuno?

I-Dunav ikhombisa izinga lokukhula eliphezulu kakhulu, ukuvuthwa kwesizini sekwephuzile, kanye nesivuno esikhulu—okubhalwe phansi cishe amakhilogremu angu-1565 ngehektha (cishe amakhilogremu angu-1400 ngehektha). Lezi zici ziyenza ikhiqize lapho ubude besizini kanye nezisekeli zihambisana nomkhuba wayo wokukhula.

I-Dunav imelana kangakanani nezifo?

I-Dunav ikhombisa ukumelana okulinganiselwe ne-downy mildew. Ulwazi mayelana nokuthinteka kwezinye izifo lulinganiselwe, ngakho-ke abalimi kufanele basebenzise ukuphathwa kwe-hop okujwayelekile futhi bacabangele ukucindezeleka kwezifo zendawo.

Yiziphi izintengo zokuvuna ezisebenzayo kanye nezinga lokuvuna zaseDunav?

Imithombo eyinhloko ayilinganisi usayizi wekhoni noma ukuvunwa okulula, kodwa isivuno esikhulu kanye nokuvuthwa sekwephuzile kusikisela izindlela zokuvuna ezivamile ezisetshenziswa ngokwemishini noma ngesandla esifundeni. Landela izindlela ezijwayelekile zokomisa, ukufudumeza, kanye nokupholisa ngokushesha ukuze kulondolozwe uwoyela nama-asidi.

Abapheki bebhiya bangatholaphi ama-hops aseDunav?

I-Dunav itholakala kakhulu kubathengisi be-hop abakhethekile, abahlinzeki besifunda baseSerbia, kanye nabathengisi abakhethiwe bamazwe ngamazwe. Abahlinzeki abafaka i-Dunav ohlwini bavame ukuthumela ezweni lonke ngaphakathi kwezwe labo. Hlola amarekhodi e-USDA/ARS, uhlu lwe-hop eyunivesithi, kanye nabathengisi abakhethekile ukuthola ama-lead.

I-Dunav ithengiswa ngaziphi izindlela futhi yiziphi izindlela zokushintshana?

I-Dunav ithengiswa njengama-cone aluhlaza, ama-pellet, noma ama-extract. Ama-cone afanele ukusetshenziswa kweqembu elincane kanye nobuciko kodwa adinga ukugcinwa ngokucophelela ebanda. Ama-pellet alula futhi aqinile kodwa angalahlekelwa yiphunga elimnandi. Ama-extract anikeza ukubaba okuqhubekayo kodwa awanawo umswakama we-hop oil.

Ingabe kukhona izinkomba zelebhu zekhemistri kaDunav?

Yebo. Idatha yekhemistri egunyaziwe iyatholakala kumarekhodi ekhemistri ye-USDA/ARS hop (i-USDA/ARS Hop Chemistry: ukungena kwe-Dunav). Ezinye izinkomba zifaka amarekhodi e-germplasm kanye namakhathalogi e-hop eyunivesithi njengalawo avela e-Oregon State University.

Abenzi bobhiya kufanele baqaphe kanjani ukuhambisana kwe-lot-to-lot eDunav?

Cela ukuhlaziywa kwe-lot ethize kubahlinzeki (AA%, beta acid, total oils) noma wenze ukuhlolwa kwangaphakathi. Ngenxa yokuthi i-alpha acids kaDunav kanye nokuqukethwe kwamafutha kuyahlukahluka, ukuqinisekisa isitifiketi sokuhlaziywa kuqinisekisa ukubalwa kwe-IBU okunembile kanye nokulindela ukunambitheka.

Yiziphi iziphakamiso zokubhanqa ezisebenza kahle neDunav?

Hlanganisa i-Dunav ne-malt ephaphathekile ehlanzekile noma i-malt yaseVienna/Pilsner ukuze ugqamise amanothi ezinkuni namakhambi. I-yeast ye-ale engathathi hlangothi noma i-lager izobonisa uhlamvu lwe-hop; I-yeast yaseNgilandi ingahambisana nesinongo esiqhutshwa yi-caryophyllene. Sebenzisa i-malt ekhethekile kancane ukuze ugweme ukufihla ukungafani kwe-hop.

Ingakanani iDunav okufanele ngiyisebenzise lapho ngigxuma i-dry hopping?

Uhla olujwayelekile lwebhiya yasekhaya luyi-1–3 g/L lokushintsha i-dry hopping, olulungiswa ngobukhulu be-batch kanye nokuqina okufunwayo. Ngenxa yokuthi i-myrcene iyawohloka lapho igcinwa, lungisa okulindelwe kwamanothi e-citrus/resin ngokusekelwe ekuvuthweni kwe-hop.

Ingabe iDunav inezinhlobo eziphawulekayo zezihlobo?

I-Dunav ihlobene nezinye izinhlobo zesifunda ezifana ne-Neoplanta kanye ne-Vojvodina, ezavela ezinhlelweni zokuzalanisa ezifanayo esifundeni sangaphambili saseYugoslavia.

Ngingazitholaphi izinsiza zomphakathi noma zaseyunivesithi mayelana neDunav?

Imithombo ewusizo ifaka phakathi amarekhodi e-USDA germplasm, izincwadi ze-hop zase-Oregon State University, amatafula e-hop e-BrewersFriend, kanye nezinkundla zomphakathi zokwenza ubhiya ekhaya lapho abenzi bobhiya nabalimi babelana khona ngemininingwane eminingi kanye nokuhlangenwe nakho kokushintshana.

Ukufunda Okuqhubekayo

Uma ukujabulele lokhu okuthunyelwe, ungaphinda uthande lezi ziphakamiso:

• Ama-Hops in Beer Brewing: Chelan
• Ama-Hops e-Beer Brewing: Cashmere
• Ama-Hops ku-Beer Brewing: i-Aurora