Results 51 to 60 of about 92,463 (209)

The large carpenter bee Xylocopa augusti (Hymenoptera: Apidae): new record for Chile [PDF]

open access: yes, 2013
The large carpenter bee Xylocopa (Neoxylocopa) augusti Lepeletier de Saint Fargeau, 1841, is here recorded for the first time in Chile. This new record increases to four the number of carpenter bees known for the country.
Allendes, Juan L.   +2 more
core   +4 more sources

A Comparison of Pollination Efficiency Between Wild Bumble Bees and Introduced Honey Bees on Polygonatum cyrtonema

open access: yesBiology
To clarify the pollination contributions of introduced honey bees and native wild bees, we compared their pollination efficiency on a perennial herb, Polygonatum cyrtonema Hua.
Ju Tang   +5 more
doaj   +1 more source

Honey bees are the most abundant visitors to Australian watermelon but native stingless bees are equally effective as pollinators

open access: yesEcological Solutions and Evidence, 2022
Despite the benefits of a diverse approach to crop pollination, global food production remains reliant on a low diversity of managed pollinators, especially the European honey bee (Apis mellifera).
Erandi C. W. Subasinghe Arachchige   +8 more
doaj   +1 more source

Bees (Hymenoptera: Apoidea) of the Kitty Todd Preserve, Lucas County, Ohio [PDF]

open access: yes, 2018
A survey of the bees occurring on the The Nature Conservancy’s Kitty Todd Preserve in the Oak Openings region of Lucas County Ohio was conducted in 2002-2004, using hand-netting techniques.
Arduser, Mike
core   +3 more sources

Plant–pollinator networks in grassland working landscapes reveal seasonal shifts in network structure and composition

open access: yesEcosphere, 2019
Declines in native bee populations can limit pollination services that support native plant communities and global food production. Mitigating the impacts on pollinators and ecosystems requires conservation actions that promote biodiversity and remain ...
Cayla R. Bendel   +4 more
doaj   +1 more source

Wildfires Influence Abundance, Diversity, and Intraspecific and Interspecific Trait Variation of Native Bees and Flowering Plants Across Burned and Unburned Landscapes

open access: yesFrontiers in Ecology and Evolution, 2019
Wildfire regimes are changing in the western United States, yet the ways in which wildfires influence native bees, the resources they depend on for food and nesting, or the traits that influence their interactions with plants are poorly understood.
Laura A. Burkle   +4 more
doaj   +1 more source

Earlier Morning Arrival to Pollen-Rewarding Flowers May Enable Feral Bumble Bees to Successfully Compete with Local Bee Species and Expand Their Distribution Range in a Mediterranean Habitat

open access: yesInsects, 2022
During recent decades, bumble bees (Bombus terrestris) have continuously expanded their range in the Mediterranean climate regions of Israel. To assess their potential effects on local bee communities, we monitored their diurnal and seasonal activity ...
Noam Bar-Shai   +3 more
doaj   +1 more source

Genetic integrity of the Dark European honey bee (Apis mellifera mellifera) from protected populations: a genome-wide assessment using SNPs and mtDNA sequence data [PDF]

open access: yes, 2014
The recognition that the Dark European honey bee, Apis mellifera mellifera, is increasingly threatened in its native range has led to the establishment of conservation programmes and protected areas throughout western Europe.
Carreck, Norman L   +11 more
core   +1 more source

What’s the Buzz About Native Bees?

open access: yesFrontiers for Young Minds, 2022
Most plants depend on insects for pollination. Honey bees pollinate many of the foods people eat, but did you know that wild plants, and animals like birds and bears, also depend on pollinators? Native bees are the most diverse and efficient pollinators.
openaire   +1 more source

Comparing levels of geitonogamous visitation by honey bees and other pollinators

open access: yesJournal of Pollination Ecology, 2023
Geitonogamy, the transfer of pollen from one flower to another on the same plant, is often the primary means of self-pollination in flowering plants.
Dillon Travis, Joshua Kohn
doaj   +1 more source

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