摘要
Harpin对大豆灰斑病具有较好防效,防治效果平均为46.7%,与生产上常用杀菌剂50%多菌灵可湿性粉剂防效相当,其最适用量为2 L.hm-2,该生物药剂对作物安全。
The prevention and cure effect of Harpin is significant for soybean frogeye leaf spot,its average effective percentage was 46. 7 % and the effect was as good as the 50% earbendzol wettable powder which was usually used in agriculture. Its optimal use level was 2 L · hm^-2 and it was safe for crop.
出处
《黑龙江农业科学》
2007年第6期51-51,71,共2页
Heilongjiang Agricultural Sciences
基金
黑龙江省十一五攻关项目(GB06B105-1)
关键词
HARPIN
大豆灰斑病
防治效果
Harpin
soybean frogeye leaf spot
prevention and cure effect.