1. Vocational School of Health Services; Cumhuriyet University; Sivas 58140 Turkey
2. Department of Animal Nutrition and Zootechnics, Division of Biometry and Genetics, Faculty of Veterinary Medicine; Cumhuriyet University; Sivas 58140 Turkey
3. Department of Chemistry, Faculty of Sciences; Atatürk University; Erzurum 25240 Turkey
4. Department of Chemistry, Faculty of Arts and Sciences; Bingol University; Bingol 12000 Turkey