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.
出处
《农药科学与管理》
CAS
2003年第2期17-18,共2页
Pesticide Science and Administration
关键词
绿僵菌油剂
东亚飞蝗
药效试验
metarrhizium
Locust(Locusta megratoria manilensis)
