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期 刊 ：植物保护学报 2002年

关键词：非洲山毛豆；菜粉蝶；生长发育调节作用；

Keywords:Tephrosia vogelii Hook, Pieris rapae L., regulate effect of growth and development,

摘 要 ：非洲山毛豆Tephrosia vogelii Hook丙酮提取物点滴处理菜粉蝶Pieris ropae L.5龄幼虫和蛹后,出现6种不同症状的畸形蛹。50倍丙酮提取物点滴5龄前期(蜕皮后1～8h)幼虫后,74.4％出现死亡,25.6％未死幼虫均变为畸形蛹;处理5龄中后期幼虫时,绝大多数幼虫均在化蛹时出现畸形。

Abstract:The 5th-instar larvae and pupae of Pieris rapae L. were malformed into six different symptoms after treatment by topical application with acetone solutions of Tephrosia vogelii Hook extracts. Acetone extracts were diluted 50-times to treat the earlier sta

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