我县利用赤眼蜂防治玉米螟,经历了一个由外购蜂卡到自力更生繁蜂,由少数人的专业队伍搞生防到大打人民战争的过程,开始走上了专业队伍和群众运动相结合的路子。全县初步形成了县贮、社繁、队放的三级生防体系的雏型,加快了发展生防事业的步伐,保证了粮食增产,促进了农业的大干快上。 My county use Trichogramma control corn borer, went through a purchased bee card to self-reliance bumblebee, by a small number of professional teams to carry out biological defense to fight the people’s war process, embarked on a professional team and the mass movement phase Combination of the way. The county has initially formed a prototype of a tertiary prevention and control system for food, agriculture, and forestry at the county level, accelerated the pace of developing the cause of biological prevention, ensured the increase of grain output and promoted the rapid development of agriculture.