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Decline of bumble bees (Bombus) in the North American Midwest

Jennifer C. Grixti, Auteur ; Lisa T. Wong, Auteur ; Sydney A. Cameron, Auteur ; Colin Favret, Auteur

Dans Biological Conservation (142(1) JAN 2009)

Declines in many bumble bee species have been documented in Europe raising several ecological and economic concerns. The nature and extent of bumblebee decline in North America is poorly understood due mainly to a lack of baseline and long-term [...]

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