疑山郭公虫幼虫可以捕食木段内纵坑切梢小蠹幼期各虫态，捕食率为8.3%。

Thanasimus dubius larvae preyed all young stages of the beetle inside logs, recorded predation rate of 8.3%.

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研究结果表明，疑山郭公虫对树干内纵坑切梢小蠹幼期（幼虫和蛹）的捕食率大体为10.6%。

This study demonstrated that the clerid preyed 10.6% of larvae and pupae of Tomicus piniperda living beneath the bark.

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