我县有松林面积45万亩,占有林面积39.4%,历年来松毛虫经常发生,今年共发生20万亩,虫口密度较大,一般每株有虫几十条,最高二、三百条,部分地方松针被吃光,出现成片松林枯死,严重影响松林生长。今年以来,我们遵照毛主席关于“同病虫害作斗争”、“保护森林”的伟大教导,放手发动群众,采取白僵菌防治、人工捕杀、 My county has a pine forest area of ​​45 hectares, accounting for 39.4% of the forest area, over the years, pine caterpillars often occur this year, a total of 20 million mu, pest population density, the general number of insects per plant dozens of the highest two or three hundred, Pine needles were eaten in some places, pine trees died in patches, seriously affecting the growth of pine forests. Since the beginning of this year, we have followed the great teachings of Chairman Mao on “fighting against pests and diseases” and “protecting the forests,” mobilized the masses to take control of Beauveria bassiana, artificially kill them,