Pesticides against wheat aphids

Autumn is the season of wheat sowing. Although wheat will not be officially grown in the next year, if farmers can know some pesticides that can control wheat aphids in advance, then the growth of wheat in the coming year must be very good, so that the possible diseases can be early. prevention. So for pesticides to control wheat aphids, you must understand.
In the wheat growing season, we must strictly control the prevention and control indicators. When the number of natural plants in the field reaches 500-800, when the ratio of natural predators to wheat aphids exceeds 1:150 (referring to more than 150 wheat aphids), those can control wheat aphids. The pesticide can be sprayed with acetamiprid, imidacloprid, pymetrozine, anti-recarb and other agents. When mixed with the disease at the ear of wheat, the "one spray three prevention", that is, pesticides, fungicides and potassium dihydrogen phosphate, etc., which can control the wheat aphids, can be mixed and sprayed. Among them, imidacloprid and acetamiprid should not be used alone, and should be mixed with low-toxic organophosphorus pesticides.
Here are some pesticides that can be used to control wheat aphids for your reference:
1, with 40% dimethoate EC 2000 ~ 3000 times liquid or 50% phoxim EC 2000 times solution, sprayed with water;
2, 50% per mu, 30 grams of yoghurt wettable powder, 50 to 60 kilograms of water spray;
3, with 50% anti-Poly 4000 ~ 5000 times liquid spray control.
4. Spray with a pot of water of 3.15% aviric cream 20ml;
5, with 70% imidacloprid water dispersion granules 2 grams of a pot of water or 10% imidacloprid 10 grams of a pot of water plus 2.5% Kung Fu 20ml-30ml spray control.

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