Palynological analysis of pollen collected by honey bees (Apis mellifera) in developed areas in four regions of the United States

2016 ◽  
Author(s):  
Juliana Rangel
PLoS ONE ◽  
2021 ◽  
Vol 16 (9) ◽  
pp. e0257701
Author(s):  
Gabriela M. Quinlan ◽  
Meghan O. Milbrath ◽  
Clint R. V. Otto ◽  
Rufus Isaacs

Agriculturally important commercially managed pollinators including honey bees (Apis mellifera L., 1758) and bumble bees (Bombus impatiens Cresson, 1863) rely on the surrounding landscape to fulfill their dietary needs. A previous study in Europe demonstrated that managed honey bee foragers and unmanaged native bumble bee foragers are associated with different land uses. However, it is unclear how response to land use compares between managed honey bees and a managed native bumble bee species in the United States, where honey bees are an imported species. Furthermore, to our knowledge, no such direct comparisons of bee responses to land use have been made at the colony level. To better understand how two different social bees respond to variation in land use, we monitored the weights of A. mellifera and B. impatiens colonies placed in 12 apiaries across a range of land use in Michigan, United States in 2017. Bombus impatiens colonies gained more weight and produced more drones when surrounded by diverse agricultural land (i.e., non-corn/soybean cropland such as tree fruits and grapes), while honey bee colonies gained more weight when surrounded by more grassland/pasture land. These findings add to our understanding of how different bee species respond to agricultural landscapes, highlighting the need for further species-specific land use studies to inform tailored land management.


PLoS ONE ◽  
2019 ◽  
Vol 14 (6) ◽  
pp. e0217294 ◽  
Author(s):  
Pierre Lau ◽  
Vaughn Bryant ◽  
James D. Ellis ◽  
Zachary Y. Huang ◽  
Joseph Sullivan ◽  
...  

Author(s):  
Denise de Oliveira Scoaris ◽  
Frederic Mendes Hughes ◽  
Milton Adolfo Silveira ◽  
Jay Daniel Evans ◽  
Jeffery Stuart Pettis ◽  
...  

PEDIATRICS ◽  
1994 ◽  
Vol 94 (1) ◽  
pp. 118-118
Author(s):  
J. F. L.

Harlington, TX, July 19 (AP)—Federal agricultural officials say that the honey bees that killed an 82-year-old rancher last week were the Africanized variety known as "killer bees." "Our lab has confirmed that the bees are Africanized," said Kim Kaplan, a Spokeswoman for the Federal Department of Agriculture in Greenbelt, MD. Final autopsy results are not yet available, but the pathologist who did the autopsy listed the preliminary cause of death as acute fluid buildup in the lungs caused by insect stings. If the cause of death is confirmed, the rancher, Lino Lopex, would be the first person killed by Africanized bees in the United States since the aggressive variety migrated into Texas in 1990. Harlington, TX, in South Texas, is about 15 miles from the Mexican border. Mr. Lopez apparently tried to drive the bees out of a wall in an abandoned house by poking the hive with a stick wrapped with a burning burlap sack. He was dead on arrival at the hospital, with about 40 stingers still attached to his body, officials said.


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