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近日,江西省植保植检局组织部分棉花主产县病虫测报技术人员对下半年棉花主要病虫发生趋势进行了会商预测。预计下半年棉花病虫害中等发生,重于去年,其中棉盲蝽偏重发生,红叶茎枯病中等发生,局部偏重发生;四代棉铃虫、棉红蜘蛛、棉蚜、夜蛾类、铃期病害等中等发生。1.棉盲蝽偏重发生,重于去年,预计发生面积45%。2.棉铃虫四代中等发生,五代
Recently, Jiangxi Provincial Plant Protection Bureau of Plant Protection Bureau organized the main county of cotton pests and insect forecasting technical staff on the main trends in the second half of cotton pests and worms were discussed. Cotton pests and diseases are expected to occur moderately in the second half of the year, heavier than in the previous year, in which the cotton lacewing occurs preferentially and the stem blight of red leaves occurs moderately and the locus is prevalent. The fourth generation cotton bollworm, cotton spider mite, cotton aphid, Medium occurs. 1. Cotton lacewings bias occurs, heavier than last year, the estimated area of 45%. 2. Four generations of cotton bollworm occurred moderately, five generations