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树干注射法,即在树干的适宜位置钻孔深达木质部,再注入药剂,此法多用于果树、高大树木及苗木恢复。其方法有高压注射法、打孔注射法、自流注入法、虫孔注射法等。适用于蚜虫介壳虫、竹螟及钻蛀性害虫如天牛、木蠹蛾、竹象虫、松梢螟、柳瘿蚊、栗剪枝象甲等的防治,矫治缺素症等生理病害和调节植株生长发育等,是一种高效高选择性的精准施药技术。
Trunk injection method, that is, in the appropriate position of the trunk drilling depth of the xylem, and then injecting agents, this method is mostly used for fruit trees, tall trees and nursery stock recovery. The methods are high-pressure injection, puncture injection, gravity injection, wormhole injection and so on. It is suitable for the prevention and treatment of aphids scale insects, bamboo borers and boring insects such as celastrus, jackal moth, bamboo weevil, pine head borer, Willow gall midge, Adjust the growth and development of plants, etc., is a high efficiency and precision of the precise application of technology.