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棉蚜是尉犁县影响棉花生产的主要害虫之一,其发生代数多、繁殖量大、危害时间长,是制约棉花高产稳产的主要障碍因素之一。本文以3年来尉犁县棉蚜调查资料为依据,并结合防治实践,就尉犁县棉蚜的发生及防治情况进行总结。一、发生情况棉蚜在尉犁县棉田各年份发生面积不同,其中,以塔里木乡、团结乡、兴平乡发生最重。
Cotton aphid is one of the main pests affecting cotton production in Yuli County. Its occurrence of many generations, large reproduction and long time-harms are one of the main obstacles that restrict cotton’s high and stable yield. Based on the survey data of cotton aphid in Yuli County in the past three years and the prevention and control practices, this paper summarized the occurrence and control of cotton aphid in Yuli County. First, the occurrence of cotton aphid Yuli County cotton fields in various years occurred in different areas, of which to Tarim Township, Tuanjie Township, Xingping Township occurred the heaviest.