Factors affecting the frequency of isolating Streptococcus agalactiae from herd milk supplies and the control of the organism in the dairy herd.
D000818:Animals; D002417:Cattle; D002418:Cattle Diseases / Q000382:microbiology / Q000517:prevention & control*; D005260:Female; D008892:Milk / Q000382:microbiology*; D013290:Streptococcal Infections / Q000517:prevention & control / Q000662:veterinary*; D013292:Streptococcus agalactiae / Q000302:isolation & purification*