Fungicides May Be Associated with Bumblebee Decline

Jill Calabro, Ph.D. December 05 2017

A research report to be released soon points to a connection between fungicide usage and prevalence of Nosema, a fungal pathogen, in bumblebees. The study is unique in that it is the first to consider multiple factors on a landscape scale associated with bumblebee decline. In total, 24 such variables were factored into the analysis and included things such as habitat, land use, and pesticide use.
 
The study analyzed data gathered from 2007 through 2009 and sought to determine which factors predicted Nosema presence and which factors predicted range contractions in declin...

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