Orchard pests and their natural enemies are interdependent and mutually restrictive. In the production process, the use of this relationship in conjunction with strict agricultural operations is extremely beneficial to the production of green fruits.
I. Classification of Natural Enemies of Fruit Pests
Natural enemies of pests are pests that exist at the same time as pests. They are mainly divided into predatory and parasitic groups. Predatory species include ladybugs, grasshoppers, florets, hummocks, flies and parasites. When applying pesticides, predatory natural enemies should be fully protected.
Second, ecological control
Insect pest control should be based on adequate shearing, scraping of adult pests, fleas, egg branches, bark and burned on the basis of a spray of 5 degrees lime sulfur in the spring garden. After that, according to the monitoring results of insect pests, the targeted pesticides can be sprayed in time with the weak resistance of the insect pests, and they can receive a multiplier effect.
Selective use of drugs mainly include diflubenzuron and imidacloprid in insecticides, and avermectin in acaricides.
Orchard grass orchards in addition to grass can effectively regulate orchard fertility, water supply, but also conducive to the breeding and activities of natural enemies of pests. More importantly, when pests are controlled, natural enemies can escape from the grass to avoid killing them.
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