[Experience in controlling breeding rates].
D000818:Animals; D002417:Cattle; D002418:Cattle Diseases / Q000517:prevention & control*; D005260:Female; D007246:Infertility / Q000188:drug therapy / Q000517:prevention & control / Q000662:veterinary*; D007315:Insemination, Artificial / Q000662:veterinary; D008297:Male; D014586:USSR
Opyt bor'by uvelichenie priploda.