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concentration

  1. Scientific Studies / CCD / Neonics
    A Look into the Cell: Honey Storage in Honey Bees, Apis mellifera Honey bees, Apis species, obtain carbohydrates from nectar and honeydew. These resources are ripened into honey in wax cells that are capped for long-term storage. These stores are used to overcome dearth periods when foraging is...
  2. Alternative Pollinators
    Divergent Rules for Pollen and Nectar Foraging Bumblebees – A Laboratory Study with Artificial Flowers Offering Diluted Nectar Substitute and Pollen Surrogate Almost all bees collect nectar and pollen from flowers. Female bees collect pollen to provision their nest cells, whereas they use...
  3. Bee Forum
    Weber’s Law, the Magnitude Effect and Discrimination of Sugar Concentrations in Nectar-Feeding Animals Weber’s law quantifies the perception of difference between stimuli. For instance, it can explain why we are less likely to detect the removal of three nuts from a bowl if the bowl is full...
  4. Bee Forum
    Size Changes in Honey Bee Larvae Oenocytes Induced by Exposure to Paraquat at Very Low Concentrations Honey bee larvae were exposed to Paraquat at different concentrations in the food: 0, 0.001, 0.01, 0.1 and 1 µg/kg. This study is the first which reports an effect of a pesticide at the very...
  5. Bee Forum
    I found online that placing a block of salt outside will keep bees away from watchers. They are attracted to people because they use salt for curing honey, and on a hot summer day, any person will be placing it for grabs on the outside of their body. Do they really NEED salt? If so, how would...
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