TY - JOUR AU - Koochekzadeh Omran, حسین AU - Fallah, میثم AU - Fartashvand, مجید AU - Vatankhah, A.M TI - Effect of oral supplement of zinc and copper on lameness and reproductive performance in dairy cattle JO - Veterinary Clinical Pathology The Quarterly Scientific Journal VL - 6 IS - 2 SP - 1583 EP - 1588 PY - 2012 DO - ER -