【摘要】 为解决竹卵圆蝽Hippotiscus dorsalis(Stl)在毛竹高处危害,防治困难的问题,选用森得保(0.18%阿维菌素·Bt活芽孢100亿/g)、林得保(0.3%阿维菌素·Bt活芽孢100亿/g)和噻虫啉3种农药粉剂喷粉防治上竹后的竹卵圆蝽。结果表明,3种粉剂均取得较好防治效果,其中森得保效果最好,15 d虫口减退率达95.8%,成本也适中。因此,选用森得保粉剂喷粉防治上竹后的竹卵圆蝽值得在生产中推广。更多还原

【Abstract】 Hippotiscus dorsalis( Stl) damages on the upper part of bamboos and it is hard to control the pest. So dust pow der of abamectin 0. 18% + Bt live spore 10 billion / g,abamectin 0. 3% + Bt live spore 10 billion / g and thiacloprid w as selected to dust against H. dorsalis on the bamboos. The result show ed the 3 pow der pesticides had good control effect. Among them that of abamectin 0. 18% + Bt live spore 10 billion / g w as the best,the population density reduced by 95. 8% 15 days after the treatment. It’s w orth to be popularized in the control of H. dorsalis on the bamboos.更多还原