Cold winter tea production areas, drought and low temperature for a long time, it is easy to cause freezing damage to tea trees over winter, if the tea production is reduced, the weight is never produced. Because of the overwintering protection measures of tea trees and the low rate of comprehensive promotion of high-quality and high-efficient tea technologies, tea tree frost damage occurs from time to time, directly affecting the income of tea farmers. Therefore, promoting the safe wintering of tea trees and the comprehensive and high-quality supporting technologies are the key to the sustainable development of tea in our province. Through the promotion of overwinter protection and high-quality and high-efficient integrated tea plantation technology, it not only effectively solves the problem of safe wintering of tea trees, but also improves tea yield and quality, and increases the income of tea farmers. 1. Tea tree winter protection measures. (1) Barrier method. A shelter forest network was set up around the tea gardens; barriers were erected in the winds of the tea gardens; and wind barriers were installed between the tea trees. (2) Coverage. The young tea gardens culminated in winter; they planted tea gardens to plant grass in the rows and weeds in the fields. (3) Facilities Law. Small plastic sheds, large sheds, and spring and winter greenhouses are used. 2. High-quality and high-efficient comprehensive supporting technology. (1) Rational fertilization according to tea tree demand and soil conditions; (2) improving physical and chemical properties of soil; (3) rational tea picking and tree planting; (4) comprehensive prevention and control of tea plant diseases and pests; (5) timely irrigation.
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Flower type surgical lamp also has three types, ceiling types which include single dome, double dome , with camera or without camera; wall type and mobile type flower operation lamp;
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