吡唑醚菌酯及三唑类杀菌剂对番茄颈腐根腐病的防治效果
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曹海潮,李秀环,王晓坤,白海秀,慕卫,刘峰
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Control Efficacy of Pyraclostrobin and Triazole Fungicides Against Tomato Crown and Root Rot
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HaiChao CAO,XiuHuan LI,XiaoKun WANG,HaiXiu BAI,Wei MU,Feng LIU
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表2 4种杀菌剂对番茄颈腐根腐病原菌分生孢子萌发的毒力
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Table 2 Toxicity of 4 fungicides to conidial germination of F. oxysporum f. sp. radicis-lycopersici
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杀菌剂
Fungicide | 毒力回归方程
Toxicity regression equation (y=) | 相关系数
Correlation coefficient | EC50
(μg·mL-1)
(95% CL) | 毒力比值Toxicity ratio | EC90
(μg·mL-1)
(95% CL) | 毒力比值Toxicity ratio | | 吡唑醚菌酯Pyraclostrobin | 6.7863+0.9234x | 0.9894 | 0.012 (0.008-0.018) | 38.10 | 0.284 (0.123-0.658) | 113.52 | | 丙环唑Propiconazole | 5.6962+0.5708x | 0.9884 | 0.060 (0.033-0.109) | 7.62 | 10.603 (4.018-27.978) | 3.21 | | 戊唑醇Tebuconazole | 5.3619+0.6097x | 0.9898 | 0.255 (0.140-0.465) | 1.79 | 32.239 (15.506-67.031) | 1.00 | | 氟硅唑Flusilazole | 5.2939+0.8644x | 0.9861 | 0.457 (0.276-0.756) | 1.00 | 13.885 (6.805-28.327) | 2.32 |
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