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西洋参(Panax quinquefolium)原产于美国和加拿大等国家。近几年来,我国不少省市也陆续引种栽培,现已获得初步成功。随着栽培面积的日益扩大,栽种年限的增长,西洋参的病害问题也相继增多,危害损失也日趋严重。据国外文献报导,危害西洋参的病害种类计有15种以上,是当前西洋参生产上的主要威胁。目前,我国引种栽培
Panax quinquefolium is native to the United States and Canada. In recent years, many provinces and cities in our country have also introduced and cultivated successively and have achieved initial success. With the growing cultivation area, planting years of growth, American ginseng disease problems have also increased, the damage is also increasingly serious. According to foreign literature, there are more than 15 kinds of diseases that harm American ginseng, which is the main threat to American ginseng production. At present, the introduction of cultivation in our country