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在恒温和充气条件下,研究了Hg62+,Cd^2+,Zn^2+,Mn^2+对日本对虾仔虾的急性致毒效应。结果表明,Hg^2+,Cd^2+,Zn^2+,Mn^2+对日本对虾仔虾的毒性顺序为Hg^2+〉Cd^2+〉Zn^2+〉Mn^2+。根据重金属日本对虾仔虾的96hLC50值计算的Hg^2+,Zn^2+,Mn^2+的安全浓度分别为0.0012,0.0342,0.0449,0.0950mg/dm^3。