人参黑斑病,是人参地上部的主要病害,在我国以及日本、朝鲜、苏联、美国等主要栽参地区均较普遍,一般被害率在20～30％左右,严重者可达80％以上,是参业生产中影响人参产量和质量的主要病害之一。自从发现此病以来,国内外不少学者曾多次对黑斑病的发生规律及防治方法做过大量的研究报道。但至今,所筛选的低残毒,适应性广,药效长和不易产生抗药性的药剂甚少。为了解决黑斑病的为害问题,我们从19 Ginseng black spot is the main disease in the upper part of ginseng. It is common in major planting areas such as Japan, North Korea, the Soviet Union and the United States. The average damage rate is about 20% to 30%, and in severe cases it can reach more than 80% It is one of the main diseases that affect the yield and quality of ginseng in the production of the plant. Since the discovery of the disease, many scholars both at home and abroad have made many reports on the occurrence and control of black spot disease on numerous occasions. However, to date, few drugs have been screened for their low residual toxicity, wide adaptability, long drug efficacy and resistance to drug resistance. In order to solve the problem of black spot disease, we from 19