Effects of field characteristics on abundance of bumblebees (Bombus spp.) and seed yield in red clover fields

Full HTML

Free Access

Figure 3

Seed yield of red clover in fields with and without commercial honeybee hives (Sall2 excluded).

Increased density of honeybee colonies affects foraging bumblebees
Apidologie 37, 517-532 (2006)

Ecological impacts of invasive alien species on bees
Apidologie 40, 388-409 (2009)

Bumblebee vulnerability and conservation world-wide
Apidologie 40, 367-387 (2009)