Factors affecting sow farrowing interval.
D000818:Animals; D001947:Breeding; D004971:Estrus; D005260:Female; D005298:Fertility; D005313:Fetal Death / Q000662:veterinary; D007774:Lactation; D010060:Ovulation; D011247:Pregnancy; D012098:Reproduction; D013312:Stress, Physiological / Q000662:veterinary; D013552:Swine; D013553:Swine Diseases; D013997:Time Factors; D014886:Weaning