N. Diktas-Bulut1*, İ. Daşdemir2 and T. Bozlar3
1Department of Forest Enterprise and Economy, Eastern Black Sea Forestry Research Institute, Trabzon, Turkey
2Department of Forest Engineering, Faculty of Forestry, Bartın University, Bartın, Turkey
3Department of Wood and Non-Wood Forest Product, Eastern Black Sea Forestry Research Institute, Trabzon, Turkey