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Decline in Some Bumble Bee Species Spells Doom For Red Clover

Sweden is witnessing a steep fall in red clover Trifolium pratense yield in the wake of an alarming decline in the population of such ...

Story - Henk Tennekes - 22/10/2011 - 10:32 - 0 Kommentare - 0 Anhänge

Declines in forage availability for bumblebees in Britain

... in frequency within 1-km squares, including those (e.g. Trifolium pratense) of particular value for threatened bumblebee species. Source: ...

Story - Henk Tennekes - 30/11/2011 - 15:47 - 0 Kommentare - 0 Anhänge

Achteruitgang van hommelsoorten heeft een negatieve werking op de zaadopbrengst van de rode klaver

De rode klaver (Trifolium pratense) is een overblijvende plant uit de vlinderbloemenfamilie (Leguminosae ...

Story - Henk Tennekes - 21/10/2011 - 09:55 - 0 Kommentare - 0 Anhänge

The catastrophic decline of bumblebees

... canola, rapeseed, chilies, peas, lentils, red clover Trifolium pratense and alfalfa. Their large size and loud rumble with their long tongues ...

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