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Position: Home > Articles > Toxic Effects of Alcoholic Crude Extracts from Lepiota helveola to the 4th Inster Larvae of Chironomid Hubei Agricultural Sciences 2011,50 (19) 90-91+95

褐鳞环柄菇的乙醇粗提物对摇蚊四龄幼虫的毒效

作  者:
孟美娇;杨绍斌
单  位:
沈阳大学生物与环境工程学院
关键词:
摇蚊幼虫;褐鳞环柄菇(Lepiota helveola Bres)提取物;毒效;防治
摘  要:
褐鳞环柄菇(Lepiota helveola Bres)的乙醇粗提物对水生摇蚊(Chironomidae)的4龄幼虫具有一定的毒杀作用,其毒杀效率最高可达96.67%。当粗提物浓度为2.0和2.5 mg/mL,作用时间在72 h时其毒杀效率均达到了90%以上。浓度为2.5 mg/mL与2.0 mg/mL的毒杀效率差异不显著。
译  名:
Toxic Effects of Alcoholic Crude Extracts from Lepiota helveola to the 4th Inster Larvae of Chironomid
作  者:
MENG Mei-jiao,YANG Shao-bin(College of Biological and Environmental Engineering,Shenyang University,Shenyang 110044,China)
关键词:
chironomid larvae;extract of Lepiota helveola Bres;toxic;preventive treatment
摘  要:
According to the experiment taken,the alcoholic crude extracts of Lepiota helveola has toxic effect to the hydrophytic 4th instar larvae of Chironomid,and the maximal toxic effect could reach 96.67%.When the concentration of crude extracts were 2.0 mg/mL and 2.5 mg/mL,and the treatment time was 72 h,the toxic effect were all over 90%.The deviation between the toxicity of the extracts at the concentrations of 2.5 mg/mL and 2.0 mg/mL was not prominent.

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