油菜茎象甲、小菜蛾的发生危害规律及防治

The Occurance and Harm Law of Centorrhynchus asper Roeland Plutella xylostella(Linnaeus) in Rapeseed and their Control

综述了危害油菜的两种主要害虫：油菜茎象甲、小菜蛾的形态特征、发生繁衍规律、危害油菜的关键时期及防治方法。

The morphorlogical features ,occurance,reproduction law and the key harming stage of Centorrhynchus aspe Roel and plutella xylostella (Linnaeus) that do harm to rapeseed do were summerized and the methods of control of these pests were also presented.