Chinese cabbage pest and disease damage preventing agent

Abstract

The invention discloses a Chinese cabbage pest and disease damage preventing agent. The Chinese cabbage pest and disease damage preventing agent is prepared from sophora flavescens, common cnidium fruit, snake gourd fruit, common anemarrhena rhizomes, garden burnet, Chinaberry seeds and leaves, tea seeds, strain fermentation liquor, green muscardine fungi, modified diatomite and cytoplasmic polyhedrosis viruses. The agent is mainly prepared from Chinese herbal medicine, prepared liquid medicine contains toosendanin, sophocarpidine, tea saponin and other substances and has a high inhibiting effect on various germs, the incidence rate of downy mildew, anthracnose and other diseases of Chinese cabbages is reduced, the modified diatomite can adhere to the epidermis or shells of pests, tissue is softened, the green muscardine fungi and the cytoplasmic polyhedrosis viruses are helped to invade and be parasitized into the bodies of pests, and the pest killing effect is enhanced. The components of the agent interact with one another, the incidence rate of pest and disease damage of Chinese cabbages is greatly reduced, the components are safe and free of pollution, the quality of crops is improved, and popularization value is high.

Description

technical field [0001] The invention belongs to the field of pesticides, and in particular relates to a medicament for controlling diseases and insect pests of Chinese cabbage. Background technique [0002] When planting, pakchoi is susceptible to pests such as night robber, white butterfly, yellow striped leaf flea, fly, aphid, thrips and other diseases, as well as diseases such as downy mildew, anthracnose, soft rot, and viral diseases, resulting in its yield Significantly reduced, planting benefits dropped significantly. At present, people have sprayed a large amount of highly toxic pesticides to prevent such pests and diseases. Although they have a good inhibitory effect in the short term, the long-term use effect is greatly reduced. At the same time, it will cause drug residues, endangering human health and environmental safety. Contents of the invention [0003] In order to solve the above problems, the present invention provides a pest control agent for Chinese cab...

AI Technical Summary

Problems solved by technology

[0002] When planting, pakchoi is susceptible to pests such as night robber, white butterfly, yellow striped leaf flea, fly, aphid, thrips and other diseases, as well as diseases such as downy mildew, anthracnose, soft rot, and viral diseases, resulting in its yield Significantly reduced, the planting benefit has dropped significantly

At present, people spray a large amount of highly toxic pesticides in the prevention of such pests and diseases. Although there is a good inhibitory effect in the short term, the long-term use effect is greatly reduced, and at the same time, it will cause drug residues, endangering human health and environmental safety.