自９０年代以来，棉花棉铃虫在我地的发生逐年上升，危害逐代加重。１９９５年至今，发生危害年年超历史。近年来，因农民传统使用药剂杀虫脒已被国家禁止农用，如何搞好棉铃虫田间卵的防治是防治棉铃虫的关键。１９９８年，我站在第５代棉铃虫卵始盛期进行了棉铃虫卵的田... Since the 1990s, the occurrence of cotton bollworm in our country has been on the rise year by year, causing more and more harm. From 1995 to now, the occurrence of harm to super-history every year. In recent years, due to the traditional use of pesticides pesticide amides pesticide farmers have been banned by the state, how to do a good job in the control of cotton bollworm eggs is the key to control cotton bollworm. In 1998, I stood in the 5th generation of cotton bollworm eggs began the bollworm eggs field ...