20%绿僵菌油剂防治东亚飞蝗药效试验研究  

The Study on the effect of Wit Metarrhizium 20% oil for Control of Locust

作　　者：杨海珍[1] 赵郁强[1] 李素平 

机构地区：[1]河北省农药检定所,河北石家庄050031 [2]平山县植保站,河北平山县050400

出　　处：《农药科学与管理》2003年第2期17-18,共2页Pesticide Science and Administration

摘　　要：20%绿僵菌油剂防治东亚飞蝗效果良好,持效期长达15d,对环境污染少,对天敌安全,但速效性差,在东亚飞蝗中偏轻发生年,3龄蝗蝻盛期,使用20%绿僵菌油剂375～500mL/hm2,可有效控制其危害.The test results showed that, metarrhizium used for the control of locust (locusta migratoria manilensis) was safe to enviroment and natured enemy, the effect could last 2 week, but it functioned rather slowly. When Locust occurred moderately or slightly, at the third nymph sages application of metarrthizium 20% oil with 375~500mL/hm2 was found to be effective.

关 键 词：绿僵菌油剂 东亚飞蝗 药效试验 

分 类 号：S433.2[农业科学—农业昆虫与害虫防治] S482.3[农业科学—植物保护]