hii Link haipo kwenye lugha yako, kuangalia kwa: বাংলা (bn), Français (fr), English (en),
au tumia ufasiri wa google:  

www.accessagriculture.org/managing-b...rot-cabbage

Access Agriculture Training Video

Most farmers confuse black rot disease with downey mildew. Whereas mildew starts as purplish irregular spots on the leaves, black rot starts as small, yellow-brown, V-shaped areas at the leaf margins.

 

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