Results 1 to 10 of about 20,943 (236)
Do Viruses From Managed Honey Bees (Hymenoptera: Apidae) Endanger Wild Bees in Native Prairies?
Populations of wild and managed pollinators are declining in North America, and causes include increases in disease pressure and decreases in flowering resources. Tallgrass prairies can provide floral resources for managed honey bees (Hymenoptera: Apidae,
Zoe A Pritchard+2 more
exaly +2 more sources
Glutamine synthetase (GS) is an essential detoxification enzyme that plays an important role in stress responses; however, little information regarding the function of this enzyme in hymenopteran insects is available.
Xiuling WANG+4 more
exaly +3 more sources
Evidence of forage distance limitations for small bees (Hymenoptera: Apidae)
The distribution of ground-nesting bees was investigated using transects of water traps in a mosaic of nesting and forage habitats at Shotover Hill in Oxfordshire, UK. The site includes a large area of ground-nesting bee activity and is adjoined on three
Ivan R. WRIGHT+2 more
exaly +3 more sources
Longevity of starved bumblebee queens (Hymenoptera: Apidae) is shorter at high than low temperatures
Northern bumblebees (Hymenoptera: Apidae) with annual lifecycles depend both on energy stores remaining in their fat body after diapause and a few spring flowering plants.
Jouni Sorvari
exaly +3 more sources
Knowing the floral origin of the pollen collected by native bees in Neotropical ecosystems enables us to understand the dynamics of the interdependent relationships between the insects and the native flora.
Jaílson Santos De Novais+1 more
exaly +3 more sources
The significance of Apis cerana cerana (Hymenoptera: Apidae) gnawing off the old brood cells
Apis cerana cerana has the biological characteristic of gnawing off the old brood cells which reared multiple generations of workers. This study investigated the internal structure of newly built, old, and semi-rebuilt brood cells and their effects on ...
Qingxin Meng+10 more
semanticscholar +1 more source
Abstract Stingless bees (Meliponini) are a ubiquitous and diverse element of the pantropical melittofauna, and have significant cultural and economic importance.
M. Engel+3 more
semanticscholar +1 more source
Overview of Stingless Bees in Brazil (Hymenoptera: Apidae: Meliponini)
Species richness of stingless bees (Hymenoptera: Apidae: Meliponini) was organized and updated from previously published data. From this research, we found 28 genera with 259 valid species and 62 undescribed species, in addition, brief comments on the ...
D. S. Nogueira
semanticscholar +1 more source
Pollination by insects is an essential service for the conservation of plant biodiversity, since it increases the rate of fertilization of flowers and therefore increases the quality and quantity of seeds and fruits.
E. Toledo-Hernández+6 more
semanticscholar +1 more source
New locality records and additional information on the Bombus (Hymenoptera: Apidae) fauna of Turkey
Background. The article presents the results of the research on bumblebees (Hymenoptera: Apidae: Bombus) housed in the Lodos Entomological Museum (Ege University, Izmir, Turkey). Bumblebees play a key role in ecosystems as pollinators.
S. Tezcan, I. Skyrpan
doaj +1 more source