Manifestations of vitamin D deficiency in chicks reared under different artificial lighting regimes

Abstract 10.1002/zoo.1430080405.abs A problem observed with zoo animals that normally do not consume vitamin D-containing foods and that are not exposed to natural sunlight is a deficiency of vitamin D. This study was conducted to determine whether the amount of ultraviolet light emitted by certain commercially available lights is sufficient to promote vitamin D3 synthesis […]