The influence of genetic factors on subclinical forms of mastitis in cows.
D000818:Animals; D002031:Bulgaria; D002417:Cattle; D005260:Female; D005838:Genotype; D007774:Lactation; D008414:Mastitis, Bovine / Q000175:diagnosis / Q000235:genetics / Q000276:immunology; D008892:Milk / Q000382:microbiology; D010375:Pedigree; D010641:Phenotype; D011247:Pregnancy