[Experiences in the prevention of bovine leukosis in the Federal Republic of Germany].
D000818:Animals; D002417:Cattle; D002418:Cattle Diseases; D005860:Germany, West; D007938:Leukemia / Q000453:epidemiology / Q000517:prevention & control / Q000662:veterinary*
Expériences tirées de la prophylaxie de la leucose bovine en République fédérale d'Allemagne.