表面活性剂对杀虫剂的增效机制及药效研究
STUDIES ON THE EFFECT AND MODE OF SYNERGISM OF SURFACTANT MIXED WITH INSECTICIDES AGAINST LITCHI INSECT PESTS
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摘要: 在敌百虫和兴棉宝药液中分别加入φ为0.01% ̄0.04%的APSA-80,表面张力降低41.83% ̄60.43%;在荔枝叶上的接触角降低37.00% ̄64.22%,沉积量增加12.83% ̄35.41%;室内毒力试验测定表明,敌百虫与APSA-80混用后,LC50比单剂分别降低23.73%和13.69%,增效系数分别为131.11和117.51;田间试验结果表明:APSA-80能够明显提高兴棉宝防治