简慧敏;姚庆祯;臧维玲;戴习林;

• 1:江西省新余市农业局
• 2:中国海洋大学化学化工学院
• 3:上海水产大学渔业学院
• 4:上海水产大学渔业学院 新余338000

摘要(Abstract)：

在恒温和充气条件下,研究了重金属(铜、镉)和有机磷农药(敌敌畏、甲胺磷)对南美白对虾的亚急性毒性作用及对虾体胆碱酯酶的影响.结果表明:南美白对虾幼虾在各浓度重金属(铜、镉)和有机磷农药(敌敌畏、甲胺磷)试液中经过60d的亚急性中毒试验,除铜在低浓度促进生长外,其他各组体长、体重及蜕皮次数均小于对照组,且随毒物浓度的增加而逐渐降低;有机磷农药对南美白对虾体内胆碱酯酶具有显著影响,虾体内胆碱酯酶含量随水体中有机磷农药浓度的升高而显著降低;重金属对胆碱酯酶也有一定影响,胆碱酯酶随重金属离子浓度升高也有逐渐降低的趋势,但重金属对胆碱酯酶的影响效果没有有机磷农药显著.

关键词(KeyWords)： 铜;镉;敌敌畏;甲胺磷;南美白对虾;毒性;胆碱酯酶

Abstract:

Keywords:

基金项目(Foundation): 国家重点基础研究发展规划(973)项目(No.2002CB412405);; 国家自然科学基金项目(No.30490232)

作者(Author): 简慧敏;姚庆祯;臧维玲;戴习林;

Email:

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