Result was shown that anaerobic processed liquid of live stock manures of concentration above 50%can effectively inhibited cucumber dow ny mildew , cucumber powdery mildew and tomato-leaf mould , tomato blight.

• 每叶平均病斑数和病情指数最低的是叶面喷施100%25浓度的沼液处理，经多重比较结果表明:浓度50%25、75%25、100%25的沼液处理后，与25%25浓度沼液处理及清水对照比较在0.；01水平差异显著。