[Prevention of cow and heifer sterility in the Latvian SSR].
D000818:Animals; D002417:Cattle; D002418:Cattle Diseases / Q000517:prevention & control*; D005260:Female; D007247:Infertility, Female / Q000517:prevention & control / Q000662:veterinary*; D007315:Insemination, Artificial / Q000662:veterinary; D007844:Latvia; D008722:Methods; D011247:Pregnancy
Profilaktika ialovosti korov i telok v Latviĭskoĭ SSR.