搜索结果: 1-4 共查到“Bombus terrestris”相关记录4条 . 查询时间(0.061 秒)
The effect of queen removal on sexual production in the bumble bee, Bombus terrestris (Hymenoptera: Apidae)
Bumble bee Bombus terrestris male and queen production queenlessness
2010/3/25
We analyzed the effects of queen removal on male and queen production in the bumble bee, Bombus terrestris. In total, 43 Bombus terrestris colonies were reared under standard laboratory rearing condit...
Efficiency of Bumble Bees (Bombus (Bombus) terrestris L.) as Pollinators and Cultivar Selection of Blueberries for Forcing Culture
Pollinators Cultivar Bumble Bees Blueberries
2009/7/13
This study was investigated to clarify the efficiency of bumble bees (Bombus (Bombus) terrestris) as pollinators, and the cultivar selection of blueberries for forcing culture. The flowering and harve...
The chronic effect of the botanical insecticide Neem EC on the pollen forage of the bumble bee Bombus terrestris L.
bumble bee B. terrestris L. Neem EC pollen forage legumes
2010/1/19
The botanical insecticide Neem EC is allowed for use as a pest control agent in
organic farming. Although the preparation is considered safe for honey bees, its effect on
bumble bees has been less...
The effect of pollen amount and its caloric value in hybrid lucerne (Medicago x varia) on its attractiveness to bumble bees (Bombus terrestris)
pollen amount hybrid lucerne Medicago x varia bumble bees Bombus terrestris
2010/1/14
The effect of pollen amount and its caloric value in hybrid lucerne (Medicago x varia) on its attractiveness to bumble bees (Bombus terrestris).
