The water flea daphnia magna straus is a generally acknowledged standard test aquatic, and the measure of its toxicity test has been prescribed as the obligatory item by many countries.

  • 大型蚤作为国际公认的标准试验生物,其毒理试验被许多国家定为毒性必测项目,各国纷纷建立了自己的标准方法,因此有着广阔的应用前景。
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