搜索结果: 1-12 共查到“pollinators”相关记录12条 . 查询时间(0.046 秒)
Semi-natural habitat patches complement flower strips in protecting pollinators
pollinators semi-natural habitat soil
2021/8/11
Ecologists observe the diversity of insects on the edge of apple orchards on Lake Constance.
In fire-prone West, plants need their pollinators, and vice versa（图）
fire-prone West plants pollinators
2020/12/11
The year 2020 is the worst fire year on record in the United States, with nearly 13 million acres burned, 14,000 structures destroyed and an estimated $3 billion spent on fire suppression.Scientists a...
Temperate Agroforestry Systems and Insect Pollinators: A Review
alley cropping bees forest farming hedgerows pollinators pollination riparian buffers shelterbelts windbreaks
2024/2/28
Agroforestry can provide ecosystem services and benefits such as soil erosion control, microclimate modification for yield enhancement, economic diversification, livestock production and well-being, a...
Effects of forest fragmentation on assemblages of pollinators and floral visitors to male- and female-phase inflorescences of Astrocaryum mexicanum(Arecaceae) in a Mexican rain forest
fl oral visitors palm pollination species richness
2015/11/13
We examined the consequences of habitat fragmentation on the assemblage of floral visitors and pollinators
to male- and female-phase inflorescences of the understorey dominant palmAstroca...
It's blackberry season! Summer fruits depend on pollinators.But where have all the bees gone?
blackberry season Summer fruits pollinators all the bees gone
2015/8/4
Blackberries and blueberries. Cherries and peaches. Raspberries and apricots. These and many other summer fruits require pollination by bees.
But remove even one bumblebee species from an ecosystem a...
Farmers’ perceptions of pollinators’ importance in coffee production in Uganda
Coffee Production Ecosystem Services Delivered in Farmlands
2013/3/4
Coffee (Coffea canephora) is the principal cash crop and the country’s largest agricultural foreign revenue earner in Uganda. Previous surveys confirmed that coffee grown in central Uganda was largely...
P esticide Risk Assessment for Pollinators: Summary of a SETAC Pellston Workshop
P esticide Risk Assessment Pollinators SETAC Pellston Workshop
2014/3/25
P esticide Risk Assessment for Pollinators: Summary of a SETAC Pellston Workshop。
A REASSESSMENT OF THE FUNCTION OF FLORAL NECTAR IN CROTON SUBEROSUS (EUPHORBIACEAE): A REWARD FOR PLANT DEFENDERS AND POLLINATORS
FLORAL NECTAR CROTON SUBEROSUS
2015/11/13
Typically, plant – pollinator interactions are recognized as mutualistic relationships. Flower visitors, however, can potentially
play multiple roles. The fl oral nectar in Croton suberosus ha...
STABILITY AND FLUCTUATIONS IN A THREE SPECIES SYSTEM: A PLANT WITH TWO VERY DIFFERENT POLLINATORS
Pollination mutualism population dynamics competition mathematical models
2010/3/26
We present a multi-species model of one plant with two nectivore pollinators. This system has
mutualism between the plant and the pollinators, and competition for food between pollinators. Both polli...
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...
Effect of Some Local Pollinators on Fruit Characteristics of Three Pistachio Cultivars in Aleppo Area
pistachio male strains fruit dimension female cultivars
2010/11/12
A research experiment was conducted throughout 2007/2008 season, at which different Pistachia
spp. (P. vera, 36, 38, 42, 57, P. atlantica, P.palestina , P.khinjuk and open pollination as acontrol ) w...
WHY DO POLLINATORS BECOME “SLUGGISH”?NECTAR CHEMICAL CONSTITUENTS FROM EPIPACTIS HELLEBORINE (L.) CRANTZ (ORCHIDACEAE)
Epipactis helleborine toxic nectar morphinan derivatives indol derivatives ethanol
2010/3/23
Eight populations of Epipactis helleborine (L.) Crantz originating from the area of Lower
Silesia in Poland (Central Europe) were examined in respect to composition of their nectar and its influence ...