一油菜是内蒙高寒地区的主要油料作物,地处阴山北麓丘陵区的达茂联合旗是自治区油菜主要产地之一.近几年来种植面积稳定在10万亩左右,为全旗总播面积的12%,占油料播种面积的99.5%.油菜是当地群众的食油来源及增加经济收入的重要农产品.但是由于各种害虫的发生危害,使油菜生产受到影响,每年害虫发生面积达7-8万亩,产量损失10～25%. A rapeseed is the main oil crops in the alpine region of Inner Mongolia, is located in the northern foot of Yinshan Hill Damao Union flag is one of the main producing areas of rapeseed.In recent years, the planting area stabilized at about 10 acres, 12%, accounting for 99.5% of the sown area of ​​oilseed rape is the source of the local people’s oil and increase economic income of important agricultural products.But due to the occurrence of various pests, the rapeseed production is affected, pest occurrence area of ​​7-80000 Mu, yield loss of 10 ~ 25%.