References
Blackith (R. E.), 1958. — An analysis of polymorphism in social wasps.Insectes Soc.,5, p. 263–272.
Brian (A. D.), 1951. — Brood development inBombus agrorum (Hym.: Bombidae).Ent. mon. Mag.,87, p. 207–212.
Brian (M. V.), 1957a. — Food distribution and larval size in cultures of the antMyrmica rubra L.Physiol. comp.,4, p. 329–345.—Brian (M. V.), 1957b. Caste determination in social insects.Ann. Rev. Ent.,2, p. 107–120.
Cumber (R. A.), 1949. — The biology of humblebees with special reference to the production of the worker caste.Trans. Roy. Ent. Soc. Lond.,100, p. 1–45.
Free (J. B.), 1955. — Queen production in colonies of bumblebees.Proc. Roy. Ent. Soc. Lond.,30, p. 19–25.
Free (J. B.), andButler (C. G.), 1959. —Bumblebees. Collins, London.
Frison (T. H.), 1927. — The development of the castes of bumblebees (Bremidae: Hym.).Ann. Ent. Soc. Amer.,20, p. 156–178.
Knee (W. J.), andMedler (J. T.), 1965. — The seasonal size increase in bumblebee workers (Hymenoptera:Bombus).Canad. Ent.,97, p. 1149–1155.
Medler (J. T.), 1962. — Morphometric studies on bumblebees.Ann. Ent. Soc. Amer.,55, p. 212–218.
Plowright (R. C.), 1966. — Domestication and caste differentiation in bumblebees.Ph. D. Thesis: Dept. of Entomology, Univ. of Manitoba.
Plowright (R. C.) andJay (S. C.), 1966. — Rearing bumble bee colonies in captivity.J. Apic. Res.,5 (3), p. 155–165.
Richards (O. W.) 1946. — Observations onBombus agrorum (Fabricius) (Hymen: Bombidae).Proc. Roy. Ent. Soc. Lond.,21, p. 66–71.
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Plowright, R.C., Jay, S.C. Caste differentiation in bumblebees (Bombus Latr.: Hym.) I. — The determination of female size. Ins. Soc 15, 171–192 (1968). https://doi.org/10.1007/BF02223465
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DOI: https://doi.org/10.1007/BF02223465