1965年我省三化螟为害水稻,是继1962年以来,持续大发生年份。二化螟在部分地区的发生数量也下断上升,为害程度亦比过去严重。因此,消滅水稻螟虫就成为当前粮食增产的一个重要措施。但在防治策略上,对于毁灭蹈蔸,消灭越冬虫源问题,仍有不同的争论。兹就近年来在学术讨论和生产实践中碰到的几个问题,提出个人意见,并请批评指正。 一、消灭越冬螟虫的争论要点 关于消灭越冬螟虫问题,过去已经肯定了春季耕漚,夏秋灭茬,冬泡冬凌,精拼细作,处理榴蔸以及铲除杂草等一系列农业技术防治措施,可以恶 1965 rice borer damage in our province, is the second since 1962, continued to occur year. Chilo suppressalis in some areas the number of occurrences also rose off, the extent of damage than in the past serious. Therefore, the elimination of rice stem borers has become an important measure for increasing the current grain output. However, in the strategy of prevention and control, there are still different controversies on the issue of destroying the dance and eliminating the overwintering source of insects. On several issues encountered in academic discussions and production practices in recent years, I hereby put forward my personal opinions and invite criticisms and suggestions. First, the elimination of wintering borer argumentation points On the elimination of wintering stem borer problems, the past has affirmed a series of agricultural technologies such as spring tillage, summer and winter stubble, Dongbudong Dongling, elaborate work, dealing with durian and weeds and other measures can be evil