搜索结果: 1-5 共查到“知识库 Bombus”相关记录5条 . 查询时间(0.093 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...
熊蜂(Bombus spp.)工厂化周年繁育技术
熊蜂 繁育 工厂化
2008/9/18
该发明专利采用特殊的饲料，在特定的温湿度环境下，工厂化繁育熊蜂。熊蜂用于在温度(大棚)作物中授粉，以提高作物的产量和质量。熊蜂繁育技术主要包括适时捕捉越冬熊蜂五、诱导熊蜂王作巢产卵、蜂群的移巢、控制工蜂产卵、人工控制条件下熊蜂王和雌蜂的交配、打破和缩短熊蜂王的休眠期和熊蜂王的保存等技术。
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).