摘要
草原毛虫(Gynaephora ruoergensis)是川西北草原的主要害虫,与鼠害及寄生虫并称草原三大灾害。过去,对草原毛虫的防治,主要以使用化学农药为主,有一定的作用,但也出现了许多严重的后果,如害虫出现抗药性,药效降低,伤害天敌,污染草原,造成人畜中毒等。就地开发、利用草原毛虫自身的病原微生物资源,研制草原毛虫微生物杀虫剂防治草原毛虫,具有安全、有效、经济等特点,避免了化学农药引起的“公害”,取得了良好的经济、生态、社会效益。
Gynaephora ruoergensis is a major injurious insect in the Northwestern grassland of Sichuan province. It is one of the three main disasters in the grassland. Previous control over Gynaephora ruoergensis was use of chemical herbicides. But this method has manr side effcts such as contaminating grassland, poisoning people and animals and killing natural enemies of Gynaephora ruoergensis The new type of insecticide by using pathogenic microorganisms of Gynaephora ruoergensis is a good control method. It is effective, safe and economical. Good economical, Social and ecological benefits can be achieved by using this new control method.
出处
《草业科学》
CAS
CSCD
北大核心
1990年第1期32-34,共3页
Pratacultural Science
