Clark, J R Effect of feed level and parity on ovulation rate in three genetic groups of swine. [electronic resource] - Journal of animal science Dec 1972 - 1216-22 p. digital Publication Type: Journal Article ISSN: 0021-8812 Standard No.: 10.2527/jas1972.3561216x doi Subjects--Topical Terms: Animal FeedAnimal Nutritional Physiological PhenomenaAnimalsBreedingCorpus Luteum--anatomy & histologyEstrusFemaleFood DeprivationOrgan SizeOvarian Follicle--anatomy & histologyOvulationParityPituitary Gland--anatomy & histologyPregnancySwine--physiology