THE EFFECTS OF BORIC ACID SUPPLEMENTATION TO DIETS VARYING IN CHOLECALCIFEROL (VITAMIN D3) CONCENTRATIONS ON PRODUCTIVE PERFORMANCE, EGG QUALITY AND SOME PHYSIOLOGICAL PARAMETERS OF INSHAS LAYING HENS.
his experiment was conducted to determine the effect of vitamin D3 and boric acid on eggT production, egg quality, hatchability of eggs, some ...