Why does spraying herbicide cause drug damage?
Why does spraying herbicide cause drug damage? What's the reason? Based on the field investigation of three major crops, soybean, corn and rice, it was found that some plots were damaged by herbicides. According to chemical herbicide experts, the causes of herbicide damage are mainly due to late use, large dosage and drift, including herbicide droplets drifting to neighboring crops and volatilization into the air and falling on crops with rain. soil residues and the side effects of the herbicide itself treated by stems and leaves. It is emphasized that herbicides must be used scientifically and the effect of herbicides on crop rotation should be fully considered. He also pointed out that the causes of drug damage caused by herbicides were that the surface soil layer splashed on crops with Rain Water, pollution of irrigation water and surface water, soil residues, unscientific use of dichloroquinolinic acid in paddy fields, side effects of herbicides themselves, effects of environmental conditions, improper application methods and dosage, misleading and misuse, product quality problems and great differences in drug resistance among crop varieties. Click to see more herbicide application techniques click to see more pesticide use techniques
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What should you pay attention to when using herbicides in wheat fields?
What should you pay attention to when using herbicides in wheat fields? How do I do it? Wheat herbicide application should be strict as follows: strict selection of herbicide varieties There are many types of herbicides, and each herbicide has a certain herbicide spectrum. Some herbicides have a very narrow weed control spectrum, such as oat Wei can only control wild oats; dimethyl four...
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When should rice be sprayed with insecticides?
When should rice be sprayed with insecticides? Spraying insecticides on rice should pay attention to the following points: do not spray insecticides on rainy days, which is the basic knowledge of farmers, but many farmers often spray them at noon on sunny days, which is very undesirable and harmful, because: 1, 10 noon, light.
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