提醒注意防治地下害虫沪西县农业局６５２４００秦树宏笔者最近收集基层农业生产情况时了解到，我县一些地区地下害虫如小地老虎（俗名黑土蚕）、蛴螬（白土蚕）有中等偏重发生趋势，其发生危害特点是山区重于坝区，绿肥地重于小麦地和豌豆地，肥地重于瘦地。据反映，烟农... Reminded to pay attention to the prevention and treatment of underground pests Huxi County Agriculture Bureau 652400 Qin Shuhong I recently collected the situation of grass-roots agricultural production learned that in some parts of our county underground pests such as small tiger (common name black soil silkworm), catfish (white silkworm) have a moderate bias tendency, Its hazardous characteristics are that the mountainous area is heavier than the dam area, the green manure land is heavier than the wheat land and the pea land, and the fat land is heavier than the thin land. According to reflect, tobacco farmers ...