害虫

Dendroctonus rufipennis

拉丁名	Dendroctonus rufipennis
通用名	Spruce beetle
生物学特性	Adults are ~5-7 mm, reddish-brown. Attacks spruce trees. One generation/year. Overwinters as larvae. Males produce aggregation pheromones .
危害	Creates galleries under bark, causing tree mortality. Associated with stressed spruce .
分布区域	North America (e.g., Alaska, Canada) and Eurasia .
监测	Visual inspection of pitch tubes. Pheromone traps .
推荐诱捕器	Pheromone traps (e.g., multi-funnel traps) .

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半化学物质证据

所引文献支持明确的化合物—物种关系。配方、比例、载量、释放速率和田间持效期取决于经验证的诱芯方案，此处不作推断。

参考文献 Semiochemical interruption of Dendroctonus rufipennis in Alaska and Colorado PMCID PMC12698218

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