Animal Behaviour · 1963 · 64 citations · 5 references
AgriculturePoultry ScienceZoologyOrnithologyPoultry BehaviorPoultry ReproductionBird DevelopmentBrooding BehaviorEgg Laying PhysiologyNesting BehaviorOviduct FunctionPoultry AnatomyBrooding In Domestic ChickensEgg Nesting BehaviorLaying Hen Behavior
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The Time Factor in Egg Production
Burt W. Heywang · Poultry Science · 1938 · 62 citations · Full text
Presence of Progesterone in Extracts of Ovaries of Laying Hens.
Donald S. Layne, R. H. Common, W. A. Maw et al. · Experimental Biology and Medicine · 1957 · 29 citations
Premature Oviposition in the Hen
A. H. Sykes · Nature · 1953 · 23 citations
Normal Ovulation in Non-Laying Hens
R.K. Cole, F. B. Hutt · Poultry Science · 1953 · 20 citations · Full text