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山东省茌平县贾寨乡处于鲁西北黄河冲积平原,为老植棉区1993年全乡种植棉花1.5万亩,其中春棉1万亩,夏棉0.5万亩。近年棉铃虫发生,1992年特大发生,1993年亦属大发生。为防治棉铃虫,该乡采用多措施,1992年曾施药10余次,但仍遭到较重损失。1993年6月15—19日,全乡安装了150台450W 高压汞灯对第二和第三代棉铃虫蛾进行诱杀。在南京农业大学植保系10余位师生的协助下,对高压汞灯诱虫效果进行了调查研究。现将结果报告如下。
Jia Zhaixiang, Chiping County, Shandong Province, is located in the alluvial plain of the Yellow River in the northwest of Shandong Province, and is an old cotton-planting area. In 1993, the township planted 15,000 mu of cotton, of which 10,000 mu were spring cotton and 50,000 mu was summer cotton. In recent years, the occurrence of cotton bollworm, especially in 1992, also occurred in 1993. In order to control the cotton bollworm, the township adopted many measures. In 1992, it applied more than 10 times, but still suffered heavy losses. 1993 June 15-19, the township installed 150 450W high-pressure mercury lamp on the second and third generation bollworm moths were killed. With the help of more than 10 teachers and students of Plant Protection Department of Nanjing Agricultural University, the effect of high-pressure mercury lamp was investigated. The results reported below.