储粮害虫化学防治法,目前无论国内或国外,仍然是综合防治措施中的重要组成部份。由于它成本低、效果好,尽管人们在残留毒性和对环境污染方面有一定的疑虑,但在实际工作中仍被广泛采用。不过,这种疑虑并不是没有根据的。近年来,不少国家禁用了一些沿用多年的杀虫剂或对某些杀虫剂采取了重新登记的措施,这些事实说明,一种杀虫剂被批准使用,并不能保证以后在对人的毒性、对环境的影响以及在被处理商品的品质等方面不再发现新的问题。因此,对任何一种杀虫剂,无论是在审查登记或在应用中,都要持十分慎重的态度。对 The chemical pest control of stored grain is currently an important part of comprehensive prevention and control measures both at home and abroad. Due to its low cost and effectiveness, people are still widely used in practical work, despite their certain residual toxicity and environmental concerns. However, such doubts are not unfounded. In recent years, many countries have banned some pesticides that have been used for many years or re-registered certain pesticides. These facts show that the approval of an insecticide does not guarantee that the future Toxicity, environmental impact and the quality of the products being processed no longer find new problems. Therefore, any pesticide should be taken as a very cautious approach, either in the examination of registrations or in applications. Correct