我国1991年新确定的检疫对象菜豆象,又叫大豆象。原产于中美和南美,现已成为世界性的害虫,我国已在吉林省延边朝鲜族自治州四个市、县发生,主要分布在中朝边境沿线我方一侧10公里范围内。该虫主要为害多种菜豆属的植物,其寄主种类很多(已记录的约20种)。为害严重时可造成储藏食用豆类35%的重量损失,对我国菜豆类生产和出口构成潜在威胁。 China’s newly identified in 1991, the object of quarantine beans, also known as soybeans. Originating in China, the United States and South America, it has now become a worldwide pest. Our country has occurred in four cities and counties of Yanbian Korean Autonomous Prefecture in Jilin Province, and is mainly located within 10 kilometers of our side along the border between China and North Korea. The insects mainly harm a large number of genus Gastrodia, a host of many species (about 20 recorded). Serious damage can cause 35% of the weight loss of stored food legumes, which pose a potential threat to the production and export of legumes in our country.