A watan Yuli, damar cin nasara da dankali da cututtuka daban-daban na ƙaruwa. Da farko dai, marigayi Blight da alternariosis, wanda zai iya yin mummunan tasiri game da samuwar sabon tubers.
Muna neman karin bayani a Cibiyar Kimiyya da Aiki na Dankali da Shuka na NAS na Belarus. Mataimakin Farfesa, Dan takarar ilimin kimiyyar aikin gona, Shugaban Sashin rigakafi da Kare Dankali, Ivan Busko, ya fayyace cewa da gaske wasu nau'ikan sun sha wahala daga sauye-sauyen yanayi, amma yawancinsu cutar ta shafi: Gaskiyar ita ce, a lokacin fure, lokacin da sabon tsiro na tubers, al'adun ke buƙatar danshi, kuma tunda akwai fari a watan Yuni, yanayi mai kyau ya inganta don yaduwar kamuwa da cuta. Baƙin scab ya shafa fata ba kawai, saboda yawanci yana faruwa, amma har da nama, kuma wannan, a cikin sa, yana hana ci gaban al'adu.
Gabaɗaya, bayyanar scab guda ɗaya a gonar ya dogara da dalilai da yawa, da farko kan ingancin ƙasa. A matsayinka na mai mulkin, tana ƙaunar yashi mai laushi da yashi, har ma da ƙaƙƙarfan fata, kamar yadda lemun tsami ke ba da gudummawa ga yaduwar ƙwayoyin fungi. Abu na biyu, takin zamani. Misali, idan kayi amfani da taki mara datti, hakan zai kara bunkasa cigaban kamuwa da cuta. Abu na uku, yanayin yanayi. Idan akwai babban zazzabi a lokacin furanni, babu isasshen danshi, to za a sami tubersan sababbinn 'yan ƙabeji. Sabili da haka, a lokacin fari, dankali yana buƙatar a shayar da shi don rage haɗarin ɓarnar amfanin gona mai zuwa.
Idan zamuyi magana game da yanayin bazara, sannan don yaduwarsa a wannan lokacin kusan yanayin da ya fi dacewa sun ci gaba: zazzabi iska, baya wuce digiri 20, danshi mai yawa. Amma don yanayin, ana buƙatar yanayi daban-daban: zafi a digiri 30, fari, rashin nitrogen da potassium a cikin ƙasa, kazalika da wuce haddi na phosphorus. Gaskiya ne, a cewar Ivan Busko, dankali a lokacin fure yana buƙatar kariya koyaushe, kuma ba tare da la'akari da abubuwan waje ba:
- Ko da ƙasa ta dace kuma an zaɓi takin ta daidai, kuma yanayi yana da kyau, lura da sinadarai har yanzu ya zama tilas, in ba haka ba akwai yuwuwar asarar amfanin gona. Bate da wuri, alal misali, kusan ba zai yuwu ba a warke, amma wannan cuta ce wacce, bayan ta buge ɗaya daga ciki, tana iya yadu zuwa filin gaba ɗayan idan ba a dauki matakan kariya ba a gaba.
A cewar masana, matakin kare dankali daga marigayi Blight an ƙaddara shi da adadin jiyya. Lokacin da akwai kyawawan yanayi don haɓakar kamuwa da cuta, kuna buƙatar yin wannan aƙalla sau biyar zuwa shida. Haka kuma, yana da muhimmanci a fara fesawa cikin lokaci, in ba haka ba amfanin magungunan zai ragu da kashi 50-70. Saboda haka, girbin dankalin turawa nan gaba ya dogara da hankali da saurin ayyukan manoman mu.
Asali: Selskaya Gazeta
Karanta cikakke: https://agronews.com/by/ru/news/agrosfera/2019-07-18/38089