EFFECT OF ESSENTIAL OIL COMBINATION ON PERFORMANCE, MILK COMPOSITION, BLOOD PARAMETERS AND PREGNANCY RATE IN EARLY LACTATING DAIRY COWS DURING HEAT EXPOSURE - U. Serbester; M. Çınar; A. Ceyhan; H. Erdem; M. Görgülü; H. R. Kutlu; L. Baykal Çelik; Ö. Yücelt; P. W. Cardozo (Journal of Animal and Plant Sciences, 2012)