McIntyre, D R Effect of sperm numbers per insemination following early or late initial inseminations in turkeys. [electronic resource] - Poultry science Jul 1986 - 1400-4 p. digital Publication Type: Comparative Study; Journal Article ISSN: 0032-5791 Standard No.: 10.3382/ps.0651400 doi Subjects--Topical Terms: AnimalsFemaleFertilityInsemination, Artificial--veterinaryMaleSperm Count--veterinaryTime FactorsTurkeys--physiology