Pollen lipids attractive to honeybees

@article{Lepage1968PollenLA,
  title={Pollen lipids attractive to honeybees},
  author={Marius Lepage and R. Boch},
  journal={Lipids},
  year={1968},
  volume={3},
  pages={530-534}
}
Two substances attractive to honeybees have been isolated from mixed pollens. One is a pigment which was identified as a lutein ester, the other is a free fatty acid which chromatographed was identified as a C18 straight-chain dienoic or trienoic acid.