[Role of vitamins in increase of productivity in animal husbandry].
D000383:Agriculture; D000822:Animal Husbandry; D000818:Animals; D006801:Humans; D014801:Vitamin A; D014815:Vitamins
D014815:Vitamins; D014801:Vitamin A
AGRICULTURE; VITAMINS
Znachenie vitaminov v povyshenii produktivnosti zhivotnovodstva.