1. a Institute of Biodiversity and Ecosystem Research, Bulgarian Academy of Science , Tzar Osvoboditel 1, Sofia , 1000 Bulgaria
2. b Department of Biology, Faculty of Science and Arts , University of Pamukkale , 20070 Denizli, Turkey
3. c Department of Chemical Engineering, Faculty of Engineering , University of Hittit , 19030 Chorum, Turkey
4. d Department of Chemical Engineering, Faculty of Engineering , University of Ankara , Ankara , Turkey