茭白胡麻斑病防治药剂的筛选试验

Journal of Zhejiang Agricultural Sciences(2016)

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Abstract
对几种新型茭白胡麻斑病防治药剂的药效进行试验. 结果表明, 连续2 次施药后14 d, 45%硫磺·三环唑可湿性粉剂500倍液与72%霜脲氰·代森锰锌可湿性粉剂700倍液的防效分别达到88. 3%与87. 4%,显著优于常规品种50%多菌灵可湿性粉剂500倍液与50%异菌脲悬浮剂1 000倍液, 且对茭白生长无明显影响;25%嘧菌酯悬浮剂1 000倍液与32. 5%苯甲·嘧菌酯悬浮剂1 000倍液对茭白胡麻斑病的防效也较为明显, 但产生了严重的药害, 致使植株矮缩、 叶色暗黑、 分蘖减少.
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