铜、汞、镉、六六六和对硫磷对食蚊鱼生长的影响

被引:7
作者
周永欣
唐辉远
机构
[1] 中国科学院水生生物研究所
关键词
食蚊鱼; 毒物; 柳条鱼; 仔鱼; 对硫磷; 早期发育阶段;
D O I
暂无
中图分类号
学科分类号
摘要
对2日龄的食蚊鱼仔鱼的急性毒性,96小时LC50是:铜,0.28毫克/升;汞,0.58亳克/升;镉,10.2毫克/升;六六六(丙体),0.53毫克/升;对硫磷,0.3毫克/升。依据20天的生长数据求得的铜、镉和对硫磷的最大允许毒物浓度分别是0.015—0.030、0.005—0.010和0.0015—0.0030毫克/升,相应的应用系数分别为0.05—0.1、0.0005—0.0009和0.005—0.01。
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页码:435 / 441
页数:7
相关论文
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