The effectiveness of 50%Banchu WP against Alternaria panax was tested in this study. The results showed that the control effect of 50%Banchu WP was good and there were significantly difference among the three concentration treatments. The value of 50%Banchu WP 2 000 times was the highest and could reach to 79.8%. The pesticides had high promoting values.%不同浓度的50%斑除可湿性粉剂防治人参黑斑病的试验结果表明,使用此药剂防治人参黑斑病有着较好的效果。不同的药剂浓度处理间差异极显著,以50%斑除可湿性粉剂2000倍液的效果最好,防效可达到79.8%,是一种值得推广的新型农药。
展开▼