The lesions on the surface of the bean leaves are very different.
2023-09-14 08:08:53
This is a case of Spodoptera sinensis infected with bacterial leaf spot. It needs timely prevention and treatment. Control methods: remove diseased leaves, use 3% methobiotin wettable powder (3% Keyekang or 3% Jia Shuang) 1000 times or 20% Yezizole wettable powder 500 times foliar spray in the early stage of disease occurrence 2-3 times, once every 4 to 6 days.
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