There is a new method for the prevention and control of peach trees

In the past, prevention and control of sprayed peach trees used spray methods, which was both labor-intensive and drug-intensive. It also polluted the environment and had high economic costs. In recent years, we have done a pharmacy spread prevention peach fruit flow test, not only significant, but also to overcome the previous test materials and methods of prevention and treatment we chose the general tree, tree age 5 years and 12 years peach. The soil texture is loam and the management is moderate. The selected pharmaceutical agent is 20 times liquid peach net (produced by Jinan Donghe Chemical Co., Ltd.), 15 times liquid sore carbuncle (produced by Hunan Tianyu Pesticide Chemical Industry Group Co., Ltd.), 30% peach disease wettable powder 10 times liquid (Qiqihar Four Friends of Chemical Industry Co., Ltd. production, extinguish the new viscous suspension liquid (produced by the Institute of Silkworm in Hebei Academy of Agriculture and Forestry Sciences), Koto oil paste (70% thiophanate-methyl ultrafine produced by Jiangsu Zhenjiang Pesticide Factory One part of WP and 20 parts of edible vegetable oil were mixed and mixed), and 50% of Taoxian ultra-wettable powder was 10 times liquid, and the control was brush water. Before and after the germination of the tree, before and after the growing season, the efficacy tests at different times were performed. The results showed that the application of the smearing method to control the peach tree gum disease can be carried out at any time of the year without significant influence on the tree body, but it is better done before or after the tree germination. The best efficacy was achieved by extinguishing the new liquid of rot and chlorpyrifos oil, and the control effect was over 90%, followed by sore boils. (Baoding Vocational and Technical College)

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