[Carotene level in the nutrition of pregnant cows].
D000824:Animal Nutritional Physiological Phenomena; D000818:Animals; D002338:Carotenoids; D002417:Cattle / Q000502:physiology*; D005260:Female; D005503:Food Additives / Q000592:standards; D011247:Pregnancy; D011270:Pregnancy, Animal; D014610:Uzbekistan
D005503:Food Additives; D002338:Carotenoids
Uroven' karotinovogo pitaniia stel'nykh korov.