摘要
将 40 %久效磷可溶性浓剂和 50 %甲胺磷乳油稀释成不同浓度后进行树干注射 ,定期采叶用杨小舟蛾 Micromelalopha troglodyta Graeser幼虫进行室内生测试验。结果表明 ,2种有机磷内吸杀虫剂对杨小舟蛾具有良好的杀虫效果。林间用浓度为 2 0 0 g/L的自配长效内吸注干乳油进行注射防治试验 ,结果 1次防治保证了杨小舟蛾全年 5代未发生灾情。
After the trunk injection of 40% monocrotophos and 50% methamidophos,at different dilutions Micromelalopha troglodyta Graeser larvae were fed in laboratory with the leaves collected from the trees injected.The test results showed the two insecticides had good effect against M . troglodyta .One injection can effectively control 5 generations of M.troglodyta in the forest all the year.
出处
《中国森林病虫》
北大核心
2001年第1期16-18,共3页
Forest Pest and Disease
