共 50 条
- [36] Investigation of selenium and vitamin E deficiency in beef cattle TURKISH JOURNAL OF VETERINARY & ANIMAL SCIENCES, 2002, 26 (04): : 741 - 746
- [40] EFFECT OF COPPER AND IRON ON NEUTROPHIL FUNCTION AND HUMORAL IMMUNITY OF GESTATING BEEF-CATTLE JOURNAL OF THE AMERICAN VETERINARY MEDICAL ASSOCIATION, 1994, 204 (11): : 1796 - 1800