不同杀菌剂对桃褐腐病的田间防治效果
Pesticide Science and Administration(2019)
Abstract
为筛选防治桃褐腐病的药剂,进行吡唑醚菌酯、苯醚甲环唑、甲基硫菌灵、腈菌唑不同浓度对对桃褐腐病的田间防效试验.结果表明,连续用药2次后,药后7、14、21d50%吡唑醚菌酯水分散粒剂1 500倍液的防效分别为75.80%、79.25%、78.66%;50%吡唑醚菌酯水分散粒剂2 500倍液分别为70.96%、73.43%、68.88%;10%苯醚甲环唑水分散粒剂1 500倍液的防效分别为76.85%、71.33%、69.63%.均高于其它处理对桃褐腐病的防效,能较好地控制桃褐腐病的为害.
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