随着种植业结构调整,我市苗木及旱作面积逐年加大，地下害虫为害也在逐年加重。为害香樟幼苗田的主要是蛴螬、小地老虎和蝼蛄，造成缺苗断垄。由于害虫生活在地下，防治十分困难，多年来，农民习惯用3%呋喃丹颗粒剂进行防治，但药效逐年下降。为了解决这一生产上的难题，我们于 With the restructuring of planting industry, the city’s nursery stock and dry area increased year by year, pest damage is also increasing year by year. Cinnamon camphor seedling damage is the main catfish, small tiger and catfish, resulting in lack of seedlings broken ridge. Since pests live underground, prevention and control are very difficult. Over the years, peasants have been accustomed to using 3% carbofuran granules for prevention and treatment, but their efficacy has been declining year by year. In order to solve this production problem, we are here