1. Department of Forestry, Gümüshane Vocational School, Gümüshane University, Gümüshane, Turkey
2. Department of Forest Industrial Engineering, Faculty of Forestry, Karadeniz Technical University, Trabzon, Turkey
3. Department of Chemistry and Chemical Processes Technology, Maçka Vocational School, Karadeniz Technical University, Trabzon, Turkey
4. Department of Food Engineering, Faculty of Engineering and Natural Sciences, Gümüshane University, Gümüshane, Turkey