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bombus

  1. Scientific Studies / CCD / Neonics
    Extracting the Behaviorally Relevant Stimulus: Unique Neural Representation of Farnesol, a Component of the Recruitment Pheromone of Bombus terrestris To trigger innate behavior, sensory neural networks are pre-tuned to extract biologically relevant stimuli. Many male-female or insect-plant...
  2. Alternative Pollinators
    Dumb and Lazy? A Comparison of Color Learning and Memory Retrieval in Drones and Workers of the Buff-Tailed Bumblebee, Bombus terrestris, by Means of PER Conditioning More than 100 years ago, Karl von Frisch showed that honeybee workers learn and discriminate colors. Since then, many studies...
  3. Alternative Pollinators
    Microsatellite Analysis of Museum Specimens Reveals Historical Differences in Genetic Diversity between Declining and More Stable Bombus Species Worldwide most pollinators, e.g. bumblebees, are undergoing global declines. Loss of genetic diversity can play an essential role in these observed...
  4. Alternative Pollinators
    16S rRNA Amplicon Sequencing Demonstrates that Indoor-Reared Bumblebees (Bombus terrestris) Harbor a Core Subset of Bacteria Normally Associated with the Wild Host A MiSeq multiplexed 16S rRNA amplicon sequencing of the gut microbiota of wild and indoor-reared Bombus terrestris (bumblebees)...
  5. Alternative Pollinators
    Quantitative Trait Loci for Light Sensitivity, Body Weight, Body Size, and Morphological Eye Parameters in the Bumblebee, Bombus terrestris Bumblebees such as Bombus terrestris are essential pollinators in natural and managed ecosystems. In addition, this species is intensively used in...
  6. Scientific Studies / CCD / Neonics
    Identification of Candidate Agents Active against N. ceranae Infection in Honey Bees: Establishment of a Medium Throughput Screening Assay Based on N. ceranae Infected Cultured Cells Many flowering plants in both natural ecosytems and agriculture are dependent on insect pollination for fruit set...
  7. Alternative Pollinators
    Habitat and Forage Associations of a Naturally Colonising Insect Pollinator, the Tree Bumblebee Bombus hypnorum Bumblebees (Bombus species) are major pollinators of commercial crops and wildflowers but factors affecting their abundance, including causes of recent population declines, remain...
  8. Alternative Pollinators
    Chronic Exposure of Imidacloprid and Clothianidin Reduce Queen Survival, Foraging, and Nectar Storing in Colonies of Bombus impatiens In an 11-week greenhouse study, caged queenright colonies of Bombus impatiens Cresson, were fed treatments of 0 (0 ppb actual residue I, imidacloprid; C...
  9. Alternative Pollinators
    Changes in Learning and Foraging Behaviour within Developing Bumble Bee (Bombus terrestris) Colonies Organisation in eusocial insect colonies emerges from the decisions and actions of its individual members. In turn, these decisions and actions are influenced by the individual's behaviour (or...
  10. Alternative Pollinators
    Characterization of Neutral Lipase BT-1 Isolated from the Labial Gland of Bombus terrestris Males We studied the temporal dynamics of lipolytic activity in crude extracts from the cephalic part of Bombus terrestris labial glands. Extracts from 3-day-old males displayed the highest lipolytic...
  11. Alternative Pollinators
    Endangered species vanishing without explanation vancouversun.com Sun Aug 19 2012 Byline: Margaret Munro TORONTO - Sheila Colla wades into the pye weeds, her net swooping over the pink flowers. "This is bumble bee heaven," she says, as she catches a bee and nudges it from the net into a small...
  12. Alternative Pollinators
    Bombus pennsylvanicus, the American Bumble Bee. They are fun to watch, but can and will sting multiple times to defend their nest if provoked. Here are some great resources: http://entnemdept.ufl.edu/creatures/misc/bees/bumble_bees.htm http://bugguide.net/node/view/65631#id...
  13. Bee Forum
    Hi all, This is my first post on the BeeSource Forums Basically I have Just sparked an Intrest in bees, But my knowledge is very Limited, And would to love all about the Bombus. But Keep Getting confued between ientifying different types, If anyobody would like to help me out by giving me...
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