论文部分内容阅读
为了掌握不同剂型化学杀虫剂对旅客列车德国小蠊(Blattella germanica)L·速杀效果,我们于1990年5～6月选用了5％奋斗呐可湿性粉剂、55％诺毕速灭松乳油,80％杀必烈乳剂对广州至北京15/16次旅客列车进行速杀效果比较试验现将试验结果报告如下:
In order to grasp the effect of chemical pesticides of different dosage forms on the L · speed-killing effect of Blattella germanica on passenger trains, we selected 5% Soda WP and 55% , 80% Kill essential emulsion Guangzhou to Beijing 15/16 passenger train speed kill comparison test Now the test results are reported as follows: