The extract had higher toxic killing effect on Euproctis bipunctapex larvae. However, the effect was lower. The median lethal concentration ( LC_ ( 50)) for the larvae treated for 72 h was ( 0.03227%).

  • 雷公藤提取物对乌桕毒蛾幼虫具有较高的毒杀作用,但表现比较缓慢,处理72h后的死亡中浓度LC50为0.03227%。

  • 互联网摘选 2025-01-20 12:51:38

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