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REFERENCES

  • Betts, A. D. (1920). The constancy of the pollen-collecting bee. Bee World, 2, 10.
  • Betts, A. D. (1935). The constancy of the pollen-collecting bee. Bee World, 16, 111.
  • Butler, C. G. (1945). The behaviour of bees when foraging. J. R. Soc. Arts, 93, 501.
  • Eckert, J. E. (1942). The pollen required by a colony of honeybees. J. Econ. Ent. 35, 309.
  • Von Frisch, K. (1950). Bees. New York : Cornell University Press, Ithaca.
  • Hodges, D. (1952). The Pollen Loads of the Honeybee. London : Bee Research Association.
  • Knuth, P. (1905). Handbook of Flower Pollination. Leipzig .
  • Lovell, J. H. (1920). The Flower and the Bee. London : Constable.
  • Maurizio, A. (1951). Untersuchungen über den Einfluss der Pollenemährung und Brutpflege auf die Lebensdauer und den physiologischen Zustand der Bienen. Report of the XlVth Int. Beekeeping Congr. p. 320. Leamington Spa.
  • Maurizio, A. (1953). Weitere Untersuchungen an Pollenhoschen. Beih. Schweiz. Bienen-Zg, 2, H. 13, p. 486.
  • Müller, H. (1883). The Fertilisation of Flowers. London : Macmillan.
  • Percival, M. (1947). Pollen collection by Apis mellifera. New Phytol. 146, 142.
  • Percival, M. (1950). Pollen presentation and pollen collection. New Phytol. 49, 40.
  • Percival, M. (1951). Pollen presentation and pollen collection. Report of the XlVth Int. Beekeeping Congr. Leamington Spa.
  • Ribbands, C. R. (1949). The foraging method of individual honey-bees. J. Anim. Ecol. 18, 47.
  • Synge, A. D. (1947). Pollen collecting by honeybees (Apis mellifera). J. Anim. Ecol. 16, 122.
  • Todd, F. E. & Bishop, R. K. (1940). Trapping honeybee-gathered pollen and factors affecting yield. J.Econ. Ent. 33, 866.
  • Vansell, G. H. & Todd, F. E. (1948). Bee-gathered pollen in various localities on the Pacific coast. Bull. U.S. Bur. Ent. and Plant Quarant. E-749.