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1976年我们在孝感县肖港公社群光大队进行了本试验,现将结果初报于后。 一、试验方法 在条件基本一致的棉田内,设多施药、少施药、不施药三处理。每处理面积为2.86亩。处理间设保护行。多施药区按棉区一般用药水平,在主要棉虫为害期,平均7—10天施药一次,共施化学农药13次;少施药区在8月以前不施化学农药,8月以后只施“7216”二次和“乙六”粉一次;不施药区不施任何农药。
In 1976 we Xiaogan County Xiao Gang commune group brigade conducted the test, the results of the initial report later. First, the test methods In the cotton field conditions are basically the same, set more application of medicine, less application of pesticides, no application of three treatments. Each treatment area of 2.86 acres. Dispose of protection line. Multi-application area according to the general level of cotton drug, cotton insects in the main infestation, an average of 7-10 days of pesticides administered a total of chemical pesticides 13 times; less pesticide application areas before August no chemical pesticides, after August Only “7216” second and “B6” powder once; no pesticide application area.