Correct use of pesticides to control grape two-star leafhopper
The correct use of pesticides to control the grape two-star leafhopper can make the grape grow more gratifying. Before the germination of the grapes, combined with the prevention and treatment of other diseases, spray 5 waves of sulphur sulphur mixture to eliminate wintering adults. When the first generation nymph is sprayed with 50% dichlorvos 800 times solution, or with 10% imidacloprid wettable powder 4000-6000 times solution and 20% fenvalerate 2000 times solution, the vine grower can easily control according to the above method. Grape two-star leafhopper.
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