Productive performance of cattle in Botswana.
D000034:Abortion, Veterinary / Q000453:epidemiology; D000367:Age Factors; D000821:Animal Feed; D000818:Animals; D000831:Animals, Newborn; D001902:Botswana; D002417:Cattle / Q000502:physiology*; D002418:Cattle Diseases / Q000453:epidemiology / Q000401:mortality; D005260:Female; D008297:Male; D010060:Ovulation; D006109:Poaceae; D011247:Pregnancy; D012098:Reproduction; D012621:Seasons; D013997:Time Factors; D014611:Vaccination / Q000662:veterinary; D014881:Water Supply; D014886:Weaning