[The pregnancy rate of heifers and cows in relation to the composition of the storage medium and period of sperm storage].
D000818:Animals; D002417:Cattle; D005260:Female; D007315:Insemination, Artificial / Q000662:veterinary*; D008297:Male; D010592:Pharmaceutic Aids; D011247:Pregnancy; D011270:Pregnancy, Animal; D011309:Preservation, Biological; D012661:Semen; D013997:Time Factors
D010592:Pharmaceutic Aids
Oplodotvoriaemost' korov i telok v zavisimosti ot sostava sredy i srokov khraneniia spermy.