The plant quarantine uses strong disease-resistant varieties, and strict quarantine of seedlings imported from other places prevents the spread of dangerous pests and diseases.
Agricultural control Strengthen field management, through fertilizer and water management, reasonable control of load, avoid size, maintain strong tree vigor, improve the resistance of trees to pests and diseases; vines in time, picking hearts, trimming vices, improving ventilation between gardens, light transmission The conditions will worsen the living environment of the pests; clean the pastures, scrape old vines and old skins, cultivating and weeding, and the fruits and vegetables of the diseases and pests will be brought out of the orchard to burn and destroy the bases of the diseases and insects.
Physical prevention and control of adult trapping, in the early April in the orchard installation of black light, frequency vibration type or solar insecticidal lamp, sweet and sour liquid to trap and kill pests, the use of yellow plates to kill the grape leafhopper overwinter adult. Artificial killing, in the evening of adult occurrence of chafers, use its artificial death habits to shake down and kill.
The most important aspect of biological control is the protection and utilization of natural enemies, the treatment of insects with insects, the use of bacteria to treat bacteria, and more than 40 species of natural enemies in vineyards have been identified in the vineyard. The use of pesticides with high lethality to natural enemies is an important measure for the production of green fruits. One; In addition the use of biological pesticides, such as: diflubenzuron, matrine, polyhedrin, avermectin and so on.
Chemical control selected quasi-pharmaceuticals, pay attention to the selection of insecticides and fungicides for the production of green grapes, and must not use banned highly toxic and high-residue pesticides. Do not arbitrarily increase the amount of medication, spraying carefully and thoughtful, pay attention to ear, leaves and branches close to the site, the liquid to be sprayed. Contiguous orchards are best able to adopt unified control, rotate pesticides that use different mechanisms of action, and delay pest resistance. Stop spraying before fruit is harvested.
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