[Genetic aspects of animal infertility].
D000818:Animals; D001947:Breeding; D002031:Bulgaria; D002417:Cattle; D002418:Cattle Diseases / Q000235:genetics; D005260:Female; D007246:Infertility / Q000235:genetics / Q000662:veterinary*; D008297:Male; D014586:USSR
Genticheskie aspekty besplodiia zhivotnykh