In recent days the country significantly increased rainfall in some areas, temperatures have dropped substantially, then the friends of farmers in such weather conditions, how pesticide spraying it? Following on from the pesticide net for your detailed analysis about the pesticide spraying method rainy day Let's go.
1. Use quick-acting pesticides. Use chrysanthemum pesticides (fast killing, deltamethrin, cypermethrin, etc.), lesbian, dichlorvos, etc., killing and fumigation of pests, these drugs have a quick knockdown effect, and take 1-2 hours to take effect.
2. Select pesticides with strong systemic absorption. Carbendazim, thiophanate-methyl, jinggangmycin, poly-antimycin, ethylphosphorus aluminum, triadimefon, benomyl, omethoate, these drugs are absorbed 60% after 5 hours of spraying, 12 hours of basic absorption, met The effect of rain is not very effective.
3. Use pesticides that are resistant to rain and wash. Bordeaux mixture, Jinggangmycin, Yibao, etc., after 2-4 hours of spraying, form a film on the surface of the leaf surface with rain, which basically does not affect the efficacy.
4. Add a liquid to adhere to the penetrant. Pingpingjia, Zhiliging, penetrants, etc. increase the adhesion and permeability of pesticides, and even in the case of rain, they can exert their effects better.
For more pesticide information, please pay attention to China Pesticide Information Network
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