黑龙江省白菜病虫害防治技术

Disease and pest controlling technique of Chinese cabbage in Heilongjiang

黑龙江省常发生且危害较重的主要病害有白菜霜霉病、白菜软腐病、白菜病毒病3种,主要害虫有黄条跳甲、菜蚜、小菜蛾、菜粉蝶4种。该文总结了上述常见病虫害的症状识别、发生规律及防治方法。

Downy mildew,soft rot and virus diseases are the three main diseases and often occurred on Chinese cabbage in Heilongjiang.The four main insects were striped flea beetles,cabbage aphids,diamondback moth and cabbage butterfly.This paper summarized the symptom identification,occurrence regularity and controlling techniques of common disease and pest on Chinese cabbage in Heilongjiang.