Akatswiri a oyang'anira oyang'anira adauza anthu okhala m'chigawo cha Kemerovo momwe angathanirane ndi matenda osasangalatsa a mbatata.
Dipatimenti ya Kuzbass ya Rospotrebnadzor inachenjeza anthu kuti zilonda zimawonekera pa tubers ndi chisamaliro chosayenera cha mbatata. Dipatimentiyi idafotokoza kuti tikulankhula za matenda osakhazikika - nkhanambo ya mbatata.
Matenda a fungal amagawidwa kukhala wamba, powdery, siliva ndi wakuda (rhizoctoniasis), mawonekedwe omaliza omwe ndi owopsa kwambiri. Imakula panyengo yozizira, yotalikirapo masika ndipo nthawi zina imachepetsa zokolola ndi 15-20%.
- N'zosavuta kupatula ma tubers omwe akhudzidwa ndi nkhanambo yakuda. Pamwamba pawo, nkhanambo zakuda zimawoneka ngati zotupa zapadziko lapansi. Ili ndiye gawo lopumira la bowa - sclerotia, lomwe limamera masika ndi chinyezi chambiri. Ngati zilonda za bulauni ndi mawanga a necrotic akuwonekera pazimera, zikutanthauza kuti rhizoctoniasis yafalikira pamitengo, - adatero akatswiri.
Mitengo yokhala ndi khungu lopyapyala kapena lofiyira imakonda kugwidwa ndi nkhanambo, yomwe imatulutsa zilonda zouma. Magwero a matenda ndi dothi, makamaka ndi alkaline reaction. Alkalization imachitika pakakhala manyowa ndi phulusa ngati feteleza. Manyowa ayenera kugwiritsidwa ntchito kuvunda komanso pamodzi ndi feteleza wobiriwira; m'pofunikanso kuchita kasinthasintha mbewu (mbatata mbatata pamalo omwewo patatha zaka zinayi kapena zisanu). Ndi bwino kubzala ma tubers athanzi, ndipo atatha, ayenera kuthiriridwa nthawi zonse kuti asunge chinyezi chambiri. Mutha kubzalanso mitundu yosamva, koma palibe yomwe imatetezedwa kwathunthu ku bowa.
Source: https://news.vse42.ru/