Science and Technology 110 Science and Technology Co., Ltd. Popularization of QQ Group User "Tangshan Sunshine" Q: Cotton dripping sneezing pesticides is good? Is B-aluminium effective?
Science and technology 110 experts answered: The causes of the rotten bell disease mainly include red rot, pinkish pink disease, black fruit disease, epidemic disease, etc. Therefore, it should be used for drug prevention and treatment in the cotton field when the rotten bell has just appeared. Available with 40% medium carbon (Polybromofuranonitrile) 1000 times, and also with 90% EB aluminum wettable powder 600 times, with a certain control effect, but in view of its resistance, it is best to alternate with other fungicides Or mixed use; can also be used 72% Pyromitomatous net (frosin urea manganese zinc) wettable powder 600 times spray. Each spray of liquid 75-100 kg per acre, sprayed once every 10 days, even spray 3-4 times. In addition, the old leaves and rotten bells should be destroyed in time to increase the ventilation and light transmission in the field and reduce the number of bacteria.
Insecticide
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