1. Department of Biometry and Genetics, Sheep Breeding and Research Institute, Bandirma, Turkey
2. Veterinary Faculty, Department of Parasitology, Uludag University, Bursa, Turkey
3. Agricultural Faculty, Departments of Animal Science, Ankara University, Ankara, Turkey
4. Agricultural Faculty, Department of Biometry and Genetics, Uludag University, Bursa, Turkey
5. Faculty of Science, Department of Biology, Ege University, İzmir, Turkey