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There are all kinds of insects in nature. They have different forms and different living habits. Some insects live by eating other insects. Most insects grow and reproduce by eating plants. White whitefly is a pest that eats the green leaves of greenhouse vegetables, they are about 1 mm long, the whole body is covered with white wax powder, they reproduce very fast, can cause harm to a variety of vegetables, the use of chemical pesticides will make the white whitefly resistance to increase rapidly, resulting in resistance to many pesticides, the amount of pesticide is small and difficult to control.
Therefore, people are increasingly inclined to use biological control technology to deal with pests, in short, it is to use natural enemies of pests, pathogenic microorganisms, biological pesticides, etc., to drive away or kill pests. Although the biological control technology is not perfect, but its advantages are incomparable, not only to solve the problem of vegetable residues, but also to greatly improve the commodity of vegetables, taste, color better, and higher yield.
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