Objective To study the acute toxicity of ginkgolic acids from Ginkgo biloba sarcotestas against fish.Methods The ginkgolic acid mixture was obtained from Ginkgo biloba sarcotestas.The acute toxicities of the ginkgolic acid mixture against the fry of Cyprinus carpio var.and fry of Carassius auratus were detected.Results LC50 and LC90 of the ginkgolic acid mixture against the fry of Cyprinus carpio var.were 1.805 mg/L and 2.191 mg/L,respectively.LC50 and LC90 of the ginkgolic acid mixture against the fry of Carassius auratus were 1.930 mg/L and 2.217 mg/L,respectively.Conclusions The toxicity of ginkgolic acids against the fry of Cyprinus carpio var.and fry of Carassius auratus is medium.
Result Analysis
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