Incidence of intramammary infections and effects of number of lactations, lactation stage, quarter and calf sex on somatic cell content of milk from Angus-Holstein F-1 cows.
D000818:Animals; D000831:Animals, Newborn; D002140:California; D002417:Cattle; D002418:Cattle Diseases / Q000453:epidemiology* / Q000382:microbiology; D002452:Cell Count; D005260:Female; D006824:Hybridization, Genetic; D007774:Lactation; D008414:Mastitis, Bovine / Q000453:epidemiology* / Q000382:microbiology; D008892:Milk / Q000166:cytology* / Q000382:microbiology; D011247:Pregnancy; D012737:Sex Factors; D013203:Staphylococcal Infections / Q000453:epidemiology / Q000662:veterinary*; D013290:Streptococcal Infections / Q000453:epidemiology / Q000662:veterinary*