九台县二道沟林场应用赤眼蜂防治松毛虫,自一九六六年开始现在已坚持十三年之久。十余年来共繁育赤眼蜂达百亿头,防治面积十余万亩次,收到了较好的效果。我场过去在育蜂工艺过程中,用人工串茧、喛茧、拣蛾、剖卵、洗卵、卵风干、贴 Trichosanthes Trichogramma was used to control pine caterpillars in Erdaogou Forest Farm in Jiutai County. Now it has been 13 years since 1966. More than ten years breeding trichosanthes amounted to 10 billion head, control area of ​​more than ten million mu times, received good results. My field in the past process of breeding bee, with artificial cocoons, cocoon, pick moth, split the eggs, egg wash, egg dry, paste