[Prevention of sterility in cows during pasturing].
D000818:Animals; D002417:Cattle; D002418:Cattle Diseases / Q000517:prevention & control*; D005260:Female; D007247:Infertility, Female / Q000662:veterinary*; D007315:Insemination, Artificial / Q000662:veterinary*; D012621:Seasons
Profilaktika besplodiia korov v pastbishchnyĭ period.