During the daily fruit tree spraying operation, many experienced farmers and friends often mix some fruit tree pesticides. Then there are many advantages in mixing fruit trees and pesticides. What principles should be followed for mixing fruit tree pesticides?
The benefits of blending fruit trees with pesticides are:
1. It can treat two or more diseases, insects and grasses that occur at the same time during the growth period of the crop in one dose, so that multiple repeated field operations can be completed in one time, saving labor and preventing timely.
2, can expand the scope of prevention and control, mixed use of medicine to learn from each Other, improve prevention or extend the residual period.
3. It can delay and overcome the resistance of harmful organisms and prolong the life of pesticides.
Basic principles for the mixing of fruit trees and pesticides
1. The physical properties of the drug cannot be destroyed. The two emulsions still have good emulsifying, dispersing, wetting and spreading properties; the two wettable powders still require good suspension, wetting and spreading properties.
2. The price of pesticide compounding should be reasonable. Pesticide mixed use pays attention to economic benefits. In addition to use, labor-saving, time-saving and external use should generally be lower than the cost of single use.
3. Pay attention to the scope of use of compounding agents. When mixing pesticides, it is necessary to pay attention to whether the control agents of the mixed agents are better after the compounding of the complementary agents.
In short, the basic principles of fruit tree pesticides should be followed: do not affect the chemical properties of the drug, do not destroy the good physical properties of the original formulation, do not increase the toxicity, do not reduce the efficacy.
The above is the basic principle of the mixed use of fruit trees and pesticides. To learn more about pesticides, please pay attention to the Chinese pesticide network.
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