Studies on vitamins A and C in bovines; the seasonal variation in the vitamin A reserves of cows.
D000818:Animals; D002338:Carotenoids; D002417:Cattle; D005260:Female; D008099:Liver / Q000378:metabolism*; D012621:Seasons; D014801:Vitamin A; D014815:Vitamins
D014815:Vitamins; D014801:Vitamin A; D002338:Carotenoids
CAROTENE; LIVER/metabolism; VITAMIN A