Can corn herbicides and pesticides be mixed?
When planting corn, there will be all kinds of diseases and insect pests and weeds, so if you want to have a high yield of corn, you have to ask for control measures. Can corn herbicides and pesticides be mixed?
Can corn herbicides and pesticides be mixed?
Corn herbicides and pesticides can be mixed, but organophosphorus agents can not be mixed together, because the mixture is likely to cause drug damage. For example, phoxim, chlorpyrifos, dimethoate and dichlorvos should not be mixed, and organophosphorus pesticides should not be used within 7 days after the use of corn herbicides.
Which herbicides and pesticides can be mixed?
1. Herbicides, insecticides and fungicides containing these ingredients can be mixed: pyrrolidone, dichloroquinolinic acid, dioxane, cyanofluoxate, pentafluorosulfonamide and other herbicides. Imidacloprid, imidacloprid, avermectin and other insecticides, tricyclazole, difenoconazole, hexazolol, prochloraz and other fungicides can be mixed. Therefore, cyanofluoxate can be mixed with herbicides and has little effect on the efficacy.
2. Insecticides and fungicides that are not recommended to be mixed with herbicides are phoxim, triazophos, malathion in organophosphorus, carbamate, carbosulfan, etc., especially barnyardgrass resistance in recent years, especially difficult to control, the pesticide products containing paspalum are gradually used in rice, not only can not be mixed, organophosphorus and carbamate pesticides can not be used within two weeks after use.
Herbicides should follow the principle of mixed use of pesticides and must not be mixed with organophosphorus and paspalum and carbamate insecticides to avoid drug damage. At the same time, under the condition that safety can not be ensured, the first small-scale test is to see whether the dilution of the two mixtures has a reaction (precipitation, delamination), whether it is stable, and then to see whether there is drug damage in the application.
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