3种生物农药防治云南松毛虫试验  

Experiment on three biological pesticides preventing and controlling Dendrolimus houi

作　　者：林青兰 

机构地区：[1]浙江省温州市森林病虫害防治站,浙江温州325027

出　　处：《浙江林学院学报》2005年第1期70-72,共3页Journal of Zhejiang Forestry College

摘　　要：采用绿得保、苏云金杆菌和阿维菌素3种生物农药对云南松毛虫Dendrolimushoui3～4龄幼虫进行防治试验。结果表明:绿得保1∶10,1∶15,1∶20配置比例杀虫效果均达84 97%以上,其中1∶15配置最适合林间大面积防治云南松毛虫;阿维菌素1∶4000配置比例杀虫效果达93 23%,可适用于水源充足、树体矮小以及房前屋后等小范围防治云南松毛虫。Experiment on three biological pesticides preventing and controlling 3-4 instar larva of Dendrolimus houi including Ludebao,Bacillus thuringiensis(Bt) and Aveyjunsu was conducted.The results indicated that the effective rate of the Ludebao at the proportion of 1∶10,1∶15 and 1∶20 all reached over 84.97%. Ludebao at the proportion of 1∶15 was suitable for preventing and controlling D.houi within the vast area of the forest. The effective rate of Aveyjunsu at the proportion of 1∶4 000 was up to 93.23%, which was suitable for preventing and controlling D.houi within a small area with sufficient water source and short trees or around houses.

关 键 词：森林保护 云南松毛虫 生物农药 生物药剂防治 

分 类 号：S763.3[农业科学—森林保护学]