Hoto: Ganyen Masara tare da Raunukan Bacterial Wilt na Stewart
Buga: 16 Maris, 2026 da 22:43:40 UTC
Cikakken hoton ganyen masara da lalacewar ƙwayoyin cuta ta Stewart ta shafa, yana nuna dogayen raunuka masu launin rawaya-kasa-kasa tare da duhun ƙwayoyin cuta da kuma halos masu launin chlorotic.
Corn Leaf with Stewart’s Bacterial Wilt Lesions
Sigar da ake da ita ta wannan hoton
Fayilolin hotunan da ake da su don saukewa a ƙasa ba su da matsewa kuma suna da ƙuduri mafi girma - kuma sakamakon haka, inganci mafi girma - fiye da hotunan da aka saka a cikin labarai da shafuka akan wannan gidan yanar gizon, waɗanda aka fi inganta su don girman fayil don rage yawan amfani da bandwidth.
Girman yau da kullun (1,536 x 1,024)
Babban girma (3,072 x 2,048)
Girma mai girma sosai (4,608 x 3,072)
Girman da ya fi girma (6,144 x 4,096)
Girman barkwanci mai girma (1,048,576 x 699,051)
- Har yanzu ana lodawa... ;-)
Bayanin Hoto
Wannan hoton da aka ɗauka a kusa yana nuna ganyen masara (masara) guda ɗaya da ke nuna alamun ɓarkewar ƙwayoyin cuta na Stewart, wata cuta da ƙwayar cuta ta Pantoea stewartii ke haifarwa. Ganyen yana fuskantar kusurwar kusurwa a faɗin firam ɗin daga ƙasan hagu zuwa sama da dama, yana mamaye mafi yawan hoton. Launin kore na halitta yana katsewa ta hanyar jerin raunuka masu tsayi, marasa tsari waɗanda ke gudana a layi ɗaya da jijiyoyin ganye. Waɗannan raunukan suna bayyana rawaya zuwa launin ruwan kasa a gefuna da launin ruwan kasa mai duhu a tsakiya, suna samar da alamu masu kama da ci gaban cutar tare da kyallen jijiyoyin jini. Da yawa daga cikin raunukan suna da launuka daban-daban na chlorotic halos - wurare masu haske masu launin rawaya inda kyallen shukar ta fara rasa chlorophyll saboda kamuwa da cuta.
Cikin ƙananan sassan tsakiya na raunuka da dama, ƙananan ɗigon baƙi, masu sheƙi da tarin ɗigo-ɗigo masu tabo suna bayyane. Waɗannan suna wakiltar fitar da ƙwayoyin cuta da kayan shuka da suka lalace waɗanda ke taruwa yayin da ƙwayoyin cuta ke ƙaruwa da yaɗuwa ta cikin ƙwayar ganye. Raunukan sun bambanta a girma da siffa; wasu suna da kunkuntar da tsayi, yayin da wasu suka haɗu suka zama manyan ɗigon ƙwayoyin cuta. A wasu yankuna kamuwa da cuta ya fi bayyana, inda nama ya yi launin ruwan kasa mai zurfi kuma saman ganyen ya yi kama da ya nutse ko ya lalace.
Tsakiyar tsakiyar ganyen ya ci gaba da bayyana a matsayin layi mai haske da aka ɗaga wanda ke ratsa tsakiya, wanda ke ba da bambanci da nama mai cutar da ke kewaye da shi. Jijiyoyin da ke kama da ganyen masara suna ƙirƙirar layi mai layi wanda ke jaddada yadda kamuwa da cuta ke bin hanyoyin jijiyoyin jini. Duk da lalacewar, wasu sassan ganyen har yanzu suna riƙe da launin kore mai kyau, wanda ke nuna babban bambanci tsakanin nama mai rai da wuraren da cutar bakteriya ta shafa.
Bayan gidan yana da duhu a hankali, wanda ya ƙunshi ganyen masara kore da kuma tushe marasa haske. Wannan zurfin fili mai zurfi yana ware ganyen da ya kamu da cutar a matsayin babban abin da ake magana a kai kuma yana nuna cewa shukar tana cikin gonar masara. Hasken yana da kyau kuma daidai, wanda ke nuna yanayin noma a waje. Ƙananan haske a saman ganyen suna bayyana yanayin kakin zuma da kuma gefuna kaɗan da ke kewaye da wasu raunuka.
Gabaɗaya, hoton ya ba da misali bayyananne na alamun warin ƙwayar cuta na Stewart a kan ganyen masara. Haɗuwar raunuka masu tsayi masu launin rawaya, ɗigon ƙwayoyin cuta masu duhu, da kuma fitar da ƙwayoyin cuta da ake iya gani suna nuna yanayin cutar yayin da take yaɗuwa a kan jijiyoyin ganye. Hoton ya dace sosai don dalilai na ilimi, bincike, ko noma, yana taimaka wa masu kallo su fahimci halaye daban-daban da ke da alaƙa da wannan kamuwa da ƙwayar cuta a cikin amfanin gona na masara.
Hoton yana da alaƙa da: Noman Masara: Cikakken Jagorarku Don Samun Nasara Mai Daɗi a Lambun