Individual versus social pathway to honeybee worker reproduction (Apis mellifera): pollen or jelly as protein source for oogenesis?
Schäfer M.O., Dietemann V., Pirk C.W., Neumann P., Crewe R.M., Hepburn H.R., Tautz J., Crailsheim K., 2006/07. Journal of comparative physiology. A, Neuroethology, sensory, neural, and behavioral physiology, 192 (7) pp. 761-768. Peer-reviewed.
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