论文部分内容阅读
采用2%阿维菌素.BT粉剂对杨小舟蛾进行林间防治试验。结果表明:喷撒阿维菌素.BT粉剂和粉状轻质碳酸钙配比为1∶20和1∶15的防治效果在药后5d都在85.00%以上。阿维菌素.BT粉剂防治杨小舟蛾效果好,持续控灾作用明显,在生产中值得大面积推广应用。
Avermectin 2% Bt powder was used to carry out the experiment of forest control on the young boat moth. The results showed that the control effect of spraying avermectin, Bt powder and powdered light calcium carbonate with ratio of 1:20 and 1:15 was over 85.00% after 5 days. Abamectin .BT powder prevention and treatment of the small boat moth effect is good, sustained disaster control effect is obvious in the production of large-scale promotion and application.