Hoto: Shukar Ayaba da Cutar Tabon Ganyen Sigatoka Ta Shafa

Hoton yana nuna shukar ayaba da ke girma a cikin yanayin damina, wanda aka ɗauka a yanayin ƙasa a ƙarƙashin hasken rana. Babban abin da aka fi mayar da hankali a kai shi ne shukar ayaba da ta girma wadda ke nuna alamun cutar tabo ta ganyen Sigatoka, wata cuta ta fungal da ta shafi amfanin gonakin ayaba. Manyan ganyen ayaba masu tsayi sun mamaye gaba da tsakiyar ƙasa, da yawa daga cikinsu sun lalace sosai. Fuskokinsu suna nuna raunuka iri-iri marasa tsari, kama da launin ruwan kasa mai duhu da baƙi zuwa rawaya da kore mai haske. Waɗannan tabo suna da tsayi da kama da zare, suna bin jijiyoyin ganyen, kuma a wurare da dama sun haɗu don samar da manyan faci na necrotic. Gefen ganyen sun lalace, sun tsage, kuma sun lanƙwasa, wanda ke nuna mutuwar nama da ci gaban cututtuka na dogon lokaci. Yankunan chlorotic masu launin rawaya suna kewaye da raunuka da yawa, suna ƙirƙirar tsarin da ke bambanta da sauran wuraren kore masu lafiya. Wasu ganye suna rataye ƙasa da busassun kamanni, suna nuna raguwar ƙarfin photosynthesis da damuwa akan shukar.

Ƙarƙashin rufin da ya lalace, akwai tarin ayaba kore marasa nunannu a bayyane, suna rataye daga tushen. Ayaba suna da tsari sosai, suna da laushi, kuma suna da kore iri ɗaya, wanda ke nuna cewa har yanzu suna cikin matakin ci gaba. A ƙarƙashin tarin 'ya'yan itacen akwai babban furen ayaba, ko zuciyar ayaba, tare da manyan bracts ja-shuɗi waɗanda ke raguwa ƙasa a cikin siffar hawaye. Tsarin shukar yana bayyana mai kauri da fibrous, tare da rufin ganye masu layi-layi waɗanda ke samar da tsarinsa. A bango, ana iya ganin ƙarin tsire-tsire na ayaba a jere, da yawa daga cikinsu kuma suna nuna nau'ikan lalacewar tabo na ganye daban-daban, wanda ke ƙarfafa ra'ayin shukar da cututtuka suka shafa maimakon shuka ɗaya da aka ware.

Ƙasa a ƙarƙashin tsire-tsire tana rufe da busassun ganye, ganyen ayaba da suka faɗi, da kuma faci na ƙasa da aka fallasa, wanda ya saba da yanayin noma mai kulawa. Hasken gaba ɗaya yana da laushi da watsuwa, daidai da sararin samaniya mai duhu ko kuma mai ɗan gajimare, wanda ke ƙara ganuwa ga launi da bambancin launi a kan ganyen. Hoton gaba ɗaya yana ba da cikakken wakilcin gani na cutar tabo ta ganyen Sigatoka a cikin tsire-tsire na ayaba, yana nuna alamun halayensa, tasirinsa ga lafiyar ganye, da kuma rayuwa tare da 'ya'yan itace masu tasowa a cikin yanayin shuka.

Hoton yana da alaƙa da: Cikakken Jagora Kan Noman Ayaba A Gida