目次 content 1.世界各类杀虫剂和主要品种的市场 Insecticide market and their main products market 2.近年开发和上市的杀虫剂新品种 New products in recent years 3.杀虫剂的作用机理 Insecticide action mechnism Concluding remarks目 次 content 1. 世界各类杀虫剂和主要品种的市场 2. 近年开发和上市的杀虫剂新品种 3. 杀虫剂的作用机理 4. 结 语 Insecticide market and their main products market New products in recent years Insecticide action mechnism Concluding remarks