在批林批孔运动的推动下,我站为了认真贯彻“防重于治”的植保工作方针,进一步探索了白僵菌的使用途径,1974年在后岭大队第二生产队用白僵菌粉封玉米茬垛防治玉米螟,获得显著效果。 (一) 试制方法 于五月十七日用白僵菌粉封茬垛,垛长4.0米,宽 In line with the campaign to promote the development of the bore hole, I station in order to conscientiously implement the “prevention and treatment of gravity” policy of plant protection work to further explore the use of Beauveria bassiana in 1974 in the second production team Beiling team with Beauveria Powdered corn stubble prevention and control corn borer, access to significant results. (A) trial production method Beauveria bassiana powder seal stubbles on May 17, pile length 4.0 meters wide