References
- Adebayo AB, Han HS, Johnson L. 2007. Productivity and cost of cut-to-length and whole-tree harvesting in a mixed-conifer stand. For Pro J 57: 59-69.
- Anderson N, Chung WD, Loeffler D, Jones JG. 2012. A productivity and cost comparison of two systems for producing biomass fuel from roadside forest treatment residues. For Pro J 62: 222-233.
- Brinker RW, Kinard J, Rummer B and Lanford B. 2002. Machine rates for selected forest harvesting machines. Circular 296 (Revised). Alabama Agricultural Experimental Station, Auburn, Alabama, USA. pp 32.
- Cho KH, Cho MJ, Han HS, Han SK, Cha DS. 2015. Harvesting cost of tree-length thinning in a larix leptolepis stand. J Korean For Soc 104: 221-229. https://doi.org/10.14578/jkfs.2015.104.2.221
- Cho MJ, Cho KH, Oh JH, Han HS, Cha DS. 2014. Harvesting productivity and cost of whole-tree clear cutting using a tower yarder in a Larix leptolepis Stand. J For Sci 29: 107-112.
- Construction association of Korea. 2014. Government Standards for Unit Labor Costs in the 2nd Half of 2014. pp. 9-10.
- Enforcement Decree of the Act on the Collection, etc., of Premiums for Employment Insurance and Industrial Accident Compensation Insurance. Article 12, Clause 4. 2013.
- Han WS, Cho KH, Oh JH, Song TY, Kim JW, Shin MY. 2009. Felling productivity in korean pine stands by using chain saw. J Korean For Soc 98: 451-547.
- Han WS, Han HS, Kim NH, Cha DS, Cho KH, Min DH, Kwon KC. 2014. Comparison of harvesting productivity and cost of cable yarding system. J Korean For Soc 103: 87-97. https://doi.org/10.14578/jkfs.2014.103.1.87
- Han WS, Han HS, Kim YS, Shin MY. 2008. The yarding productivity and cost of cable yarding operation by yarder attached on tractor -using the Chuncheon tower-yarder-. J Korean For Soc 97: 641-649.
- Kim MK, Kim JH, Kwon HJ, Park SJ. 2011. An analysis on the productivity and cost of logging operation in whole-tree logging operation system. In: Proceedings of the Annual Meeting of Korean Forest Society, Gyeongju, Korea, pp. 760-763. (in Korean)
- Kim MK, Park SJ. 2012. An analysis of the operational time and productivity in whole-tree and cut-to-length logging operation system. J Korean For Soc 101: 344-355.
- Kim MK. 2010. An analysis on the productivity and cost of logging operation in whole-tree logging operation system. MS thesis. Kyungpook National University, Daegu, Korea. (in Korean)
- Korea Forest Service. 2015. Statistical Yearbook of Forestry, pp 31-41.
- Korea National Oil Corporation. 2014. Oil Price Database. http://www.knoc.co.kr. Accessed 8 Feb 2016.
- Lee JA. 2013. Productivity and cost analysis of whole-tree harvesting system using swing-yarder. MS thesis. Kangwon National University, Chuncheon, Korea. (in Korean)
- Miyata ES. 1980. Determining fixed and operating costs of logging equipment. U.S. Department of Agriculture Forest Service Gen. Tech. Re. NC=55. pp. 16.
- Sajdak M, Velazquez-Marti B., Lopez-Cortes I., Fernandez-Sarria A., Estornell J. 2014. Prediction models for estimating pruned biomass obtained from Platanus hispanica Munchh. used for material surveys in urban forests. Ren Ene 66: 178-184. https://doi.org/10.1016/j.renene.2013.12.005
- Vitorelo B, Han HS, Elliot W. 2011. Productivity and cost of intergrated harvesting for fuel reduction thinning in mixed-conifer forest. For Pro J 61: 664-674.
- Woo BM, Park JM, Lee JW, Chung NH. 1990. A study on economical analysis of yarding operation by cable crane. J Korean For Soc 79: 413-418.