Allelic Frequency of Kappa-Casein, Growth Hormone and Prolactin Gene in Holstein, Brown Swiss and Simmental Cattle Breeds in Turkey. - AKYÜZ, Bilal; ARSLAN, Korhan; BAYRAM, Davut; İŞCAN, Kaan M. (Kafkas Üniversitesi Veteriner Fakültesi Dergisi, 2013)