论文部分内容阅读
1976年农药协作组曾组织过利用异丙磷防治高粱蚜的试验示范,一致肯定异丙磷具有高效、低毒、残效期长和使用方便的特点,深受广大群众欢迎。77年又在高粱、小麦、棉花、玉米、果树上进行了应用试验,进一步肯定了异丙磷的治蚜效果。现将试验结果整理如下: 一、防治高粱蚜试验示范静海县梁头公社农科站在105亩高粱上作了示范。使用方法:40％异丙磷一斤加水20斤兑细土200斤,每亩用毒土20斤,隔7至10垅撒施一垅。以20％亚胺硫磷加40％乐果800倍液喷雾为对照。施药日期6月16日,植株处于小喇叭口期。
In 1976, the Pesticide Collaborative Group organized experiments on the prevention and control of sorghum aphids using isopropylate. It was unanimously affirmed that isopropylate has the characteristics of high efficiency, low toxicity, long residual period and ease of use, and is well received by the general public. 77 years in sorghum, wheat, cotton, corn, fruit trees on the application of tests, and further affirmed the effect of ispalato aphid control. The test results are now organized as follows: First, the test of prevention and control of sorghum aphids Jinghai County Liangtou commune agricultural station in 105 acres of sorghum made a demonstration. Usage: 40% isoprofos pound plus 20 pounds of fine soil 200 pounds, 20 kg per mu with poison soil, every 7 to 10 垅 spreading a 垅. To 20% imipenem plus 40% dimethoate 800 times spray as a control. Application date June 16, plants in a small bell mouth period.