References
- CAK(Construction Association of Korea). 2014. Survey Report Wages in the Construction Industry. (in Korean).
- Cha, D.S., Ji, B.Y., Kim, K.M. and Choi, I.H. 1998. Investigation and Effect Analysis for Silvicultural Activities with Forest Road Establishment. The Journal of Korean Forestry Society 87(2): 239-252 (in Korean).
- Forestry Agency. 2006. Concept of desirable forestry operation system (in Japanese).
- Hwang, J.S, Ji, B.Y., Jung, D.H., and Jo, M.J. 2015. Effect of Forest Road Network on Accessibility and Cost Reduction for Forest Operations(I)-Silvicultural Operations-. The Journal of Korean Forestry Society 104(4): 615-621 (in Korean). https://doi.org/10.14578/jkfs.2015.104.4.615
- Jung, D.H., Cha, D.S., Park, J.M., Lee, J.W., Ji, B.Y., Chun, K.S., and Kim, J.Y. 2005. Computations of Forest Road Density considering for Forest Terrain and Characteristics. The Journal of Korean Forestry Society 94(3): 168-177 (in Korean).
- KFPI (Korea Forestry Promotion Institute). 2014. The domestic timber market price trends. pp. 39-40 (in Korean).
- KFRI (Korea Forest Research Institute). 2014. Annual report of KFRI(I-4). pp. 578-608 (in Korean).
- KFS (Korea Forest Service). 2013. Forest tending design?supervision and business enforcement policy (in Korean).
- KFS (Korea Forest Service). 2015. Statistical yearbook of forestry.
- Kim, J.Y., Lee, H.J., Jung, D.H., and Chung, Y.G. 1996. Eco nomical effects of forest road construction according to growing stock and forest road density. Journal of Forest Science 54: 23-39 (in Korean).
- Kobayashi, H. 1980. Studies on planning methods of forest road network.-Forest road planning methods for maximum economic effect- Trans. 91st Meet. Journal of the Japanese Forest Society. 459-460 (in Japanese).
- Kobayashi, H. 1983. Studies on the forest road network planning system in mountain forests. Special Bulletin of the College of Agriculture Utsunomiya University 38: 1-101 (in Japanese).
- Norihiko, S. 1994. An analysis of forestry operation's intensity from the viewpoint of accessibility. Journal of the Japanese Forest Society 76(3): 218-223 (in Japanese).
- Ohkawabata, O. 1988. Studies on the planning of forest roads for cable logging. Bulletin of the Forestry and Forest Products Research Institute 351: 1-79 (in Japanese).
- Steinmüller, T. 2003. Evaluation of the social and economic benefits of subsidized forest road developments in Austria. In Proceedings of the Austro2003 Meeting: High Tech Forest Operations for Mountainous Terrain. 5-9 (in English).
- Yasushi. M. 2008. Studies on the Planning of the Forest Road Network, Journal of the Japanese Forest Society 49(2): 53-65 (in Japanese).