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Evidence for the decline of the western bumble bee (Bombus occidentalis Greene) in British Columbia

... the decline of B. franklini in southwestern U.S.A. and B. affinis in eastern North America have been well documented and quantified, ... 20 years in the Fraser Valley of British Columbia, Canada. Bombus occidentalis was the second most abundant bumble bee in blueberry fields ...

Story - Henk Tennekes - 03/12/2011 - 17:19 - 0 Kommentare - 1 Anhang

Bijna alle insectengroepen gaan in Nederland achteruit

... - Biastes truncatus - Gewone pantserbij - Bombus confusus - Boloog - Bombus cullumanus - Waddenhommel - Bombus ... Ametropus fragilis - Choroterpes picteti - Ecdyonurus affinis - Ecdyonurus dispar - Habroleptoides modesta - Habrophlebia lauta ...

Story - Henk Tennekes - 21/04/2012 - 08:11 - 0 Kommentare - 0 Anhänge

Droom wordt nachtmerrie

... - Biastes truncatus - Gewone pantserbij - Bombus confusus - Boloog - Bombus cullumanus - Waddenhommel - Bombus pomorum - Limburgse hommel - ... fragilis - Choroterpes picteti - Ecdyonurus affinis - Ecdyonurus dispar - Habroleptoides modesta - Habrophlebia ...

Story - Henk Tennekes - 03/05/2012 - 09:59 - 0 Kommentare - 3 Anhänge

The catastrophic decline of bumblebees

... Illinois has documented four species of U.S. bumblebees (Bombus occidentalis, Bombus pensylvanicus, Bombus affinis and Bombus terricola) declining by up to 96 percent and that their ...

Story - Henk Tennekes - 16/10/2011 - 03:44 - 0 Kommentare - 0 Anhänge

Immunosuppression by Neonicotinoids? - Infectious Diseases in US Bumblebees

... bumblebees (Hymenoptera: Apidae), with special focus on Bombus affinis Cresson. Biodivers Conserv 17: 1379-1391. [2] Evans, E., Thorp, R., ...

Story - Henk Tennekes - 24/11/2011 - 15:05 - 0 Kommentare - 0 Anhänge