title: What is the most likely cause for the poor pregnancy rate and the distribution for stage of pregnancy in the histogram?
authors.affiliation: Department of Veterinary Medicine and Surgery, College of Veterinary Medicine, University of Missouri, Columbia 65211, USA.
authors.forename: K S
authors.initials: KS
authors.lastname: Rosenkrans
authors.forename: D K
authors.initials: DK
authors.lastname: Hardin
authors.forename: D
authors.initials: D
authors.lastname: Watson
mesh_terms: D000822:Animal Husbandry; D000818:Animals; D001947:Breeding / Q000379:methods*; D002417:Cattle / Q000502:physiology*; D004973:Estrus Synchronization; D005260:Female; D006799:Housing, Animal; D007315:Insemination, Artificial / Q000662:veterinary; D008297:Male; D011247:Pregnancy; D018873:Pregnancy Rate; D012098:Reproduction; D013997:Time Factors