[Economic effectiveness of the control of sterility in cows].
D000818:Animals; D002031:Bulgaria; D002417:Cattle; D002418:Cattle Diseases / Q000191:economics* / Q000517:prevention & control / Q000628:therapy; D004716:Endometritis / Q000662:veterinary; D005260:Female; D007247:Infertility, Female / Q000662:veterinary*; D012306:Risk
Ikonomicheska efektivnost ot borbata sreshtu ialovostta pri kravite.