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ping guo ban dian luo ye bing de fang zhi shi yan
Author(s): 
Pages: 41-42
Year: Issue:  4
Journal: DECIDUOUS FRUITS

Keyword:  苹果斑点落叶病杀菌剂药效;
Abstract: 以红富士苹果为试材,应用10%世高、1.5%多抗霉素、78%科博等7种杀菌剂对苹果斑点落叶病进行了防治试验.结果表明,7种杀菌剂对苹果斑点落叶病均有较好的防治效果,其中以10%世高可分散粒剂2500倍防效最显著,连续3次喷药后防效达94.57%;其次为1.5%多抗霉素可湿性粉剂300倍,防效为91.97%;再次是78%科博500~600倍、10%宝丽安1200倍和68.75%易保1000倍,防效均在80%以上.防治关键时期在6月上中旬,应连续喷药3次.
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