论文部分内容阅读
国家禁用杀虫脒的生产和使用后，水稻螟虫回升，１９９４年我州部分县螟虫爆发成灾，仅一个县损失在１０％以上的就有３０６６．７公顷，因此，尽快筛选防治螟虫高效药剂及防治技术改进成为水稻生产中急待解决的问题。１９９５年开始试验研究，现将近三年药剂试验情况总结如下
After the banned production and use of chlordimeform in the country, the rice stem borers recovered. In 1994, the stem borers in some counties were disastrous. Only 3066.7 hectares were lost in more than 10% of the counties. Therefore, And prevention and control technology has become an urgent problem in rice production. Experimental study started in 1995, now nearly three years of pharmaceutical tests summarized as follows