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试验结果表明 :5%霉能灵WP和 1 2 5%烯唑醇WP对梨黑星病效果显著 ,防效分别为88 39%～ 88 85%和 83 0 5%～ 84 0 2 %,持效期均为 1 0天 ,适宜浓度分别为 80 0～ 1 2 0 0倍液和2 0 0 0～ 30 0 0倍液。
The results showed that 5% Pennisetum WP and 125% Diniconazole WP had significant effects on pear scab, with control efficiencies of 88 39% -88 85% and 83 0% -84 0 2%, respectively The expiration dates were all 10 days. The optimum concentrations were 80 0 ~ 120 times and 200 ~ 300 times respectively.