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采用半静水实验法测试研究了重金属Cu^2+对文昌鱼(Branchiostoma belcher)和玫瑰无须喜巴(Puntius conchonius)的急性致死毒性和亚急性毒性。实验结果表明,Cu^2+对文昌鱼和玫瑰无须喜巴24,48,72,96h的半致死浓度分别为0.561,0.373,0.261,0.211mg/L及0.976,0.783,0.562,0.473mg/L,其安全质量浓度分别为0.021和0.047mg/L。亚急性毒性实验中,文昌鱼和玫瑰无须喜巴分别用浓度为20%和30%的96h LC5