Dennis vanEngelsdorp

丹尼斯-范-恩格勒斯多普(Dennis vanEngelsdorp):为蜜蜂们求情

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蜜蜂们正在成群的死去。什么原因呢?养蜂带头人丹尼斯-范-恩格勒斯多普(Dennis vanEngelsdorp)给我们揭示了这些温顺的、被误解的生物在大自然中的重要性和背后令人担忧的消失之谜。

About the speaker
Dennis vanEngelsdorp · Bee expert

Dennis vanEngelsdorp is Acting State Apiarist for Pennsylvania's Department of Agriculture, studying colony collapse disorder — the alarming, worldwide disappearance of worker bees and Western honey bees.

Dennis vanEngelsdorp is Acting State Apiarist for Pennsylvania's Department of Agriculture, studying colony collapse disorder — the alarming, worldwide disappearance of worker bees and Western honey bees.