Livestock improvement and disease in dairy cattle.
D000818:Animals; D002417:Cattle / Q000235:genetics / Q000276:immunology / Q000502:physiology*; D002418:Cattle Diseases / Q000517:prevention & control*; D005260:Female; D007315:Insemination, Artificial / Q000662:veterinary; D007774:Lactation; D008136:Longevity; D008297:Male; D011247:Pregnancy; D012641:Selection, Genetic