1, add fertilizer
Use 40% of Lego emulsifiable concentrate per acre, add 500g of urea, 50kg of water, better insect control effect, and promote crop yield increase. Adding 0.1% concentration of 50% dichlorvos EC in 1% urea solution, the anti-mite effect is over 98%, and the control effect against red spider is 92~96%.
2, add neutral detergent
Adding neutral detergent powder to the liquid can improve the control effect by 25%. For example, in 50 kg of 50% dichlorvos 1000 times solution, adding 50 grams of washing powder can enhance the overall adhesion and control the rice planthopper effect by more than 95%. .
3, add wine
Any pesticide will add 50 grams of white wine per acre, and its insecticidal effect will be significantly improved. For example, 40 ml of methamphetamine plus white wine 50-100 g per acre, 50 kg of water, the control effect of rice planthopper can reach 94%; with the use of dichlorvos, can increase the control effect by 20%.
4, come on
When using pesticides to mix poisonous soil and apply insects, add 1 kg of waste engine oil or diesel oil per mu of toxic soil and mix it for application to increase insecticidal power.
5, compound mixed
For example, marathon plus rice bran, dimethoate and rice bran can improve the control of rice planthopper and treat other diseases and insect pests. ,
More pesticide knowledge , please pay attention to China Pesticide Network
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