References
- Lee, S. G., K. S. R. Oohashi and K. I. Kanzaki, 2001, Forest management and Forest-roads, Doosol Inc., 191pp(in Korean)
- Packer, P. E. and G. F. Christensen, 1964, Guides for controlling sediment from secondary logging roads. lntermountain Forest and Range Expt. Sta. and Northern Region, U.S. forest Service
- Kochenderfer, J. N., 1970, Erosion Control on Logging Roads in the Appalachians, U.S.D.A. Forest Service Research Paper
- Hurutani, S. R., K. I. Kondo and Y. H. Yamamoto, 1991, On the setting conditions of water bars on the forest roads, Transactions of the Japanese Forestry Society, 102:653-654(in Japanese)
- Lee, S. G., 1997, Study on characteristic wash-load running of from forest road surface, Tokyo University of Agriculture and Technology thesis for a doctoral doctoral degree(in Japanese)
- JFRS, 1997, Forest technology Standard and commentary of Forest technology direction, JFRS, pp.28-43(in Japanese)
- Minemastu, H. H. and Y. Minamikata, 1982, The optimum-spacing of open-top culverts across the forest road, Journal of the Japanese Forestry Society, 64(5):193-197(in Japanese)
- Minemastu, H. H., Y. Minamikata, K. H. Nishio, K. Y. ITou and K. H. Kanda, 1983, The area of application of the optimum spacing formula to open top culvert on forest roads, Journal of the Japanese Forestry Society, 65(12):465-470(in Japanese)
- Suzuki, Y. S., T. R. Sakai and S. R. Hurutani, 1991. Estimate of forest road surface erosion(preliminary report) -From the results of continuous investigation over about 10 years-, Transactions of the Japanese Forestry Society, 102:651-652(in Japanese)
- Hurutani, S. R .. Y. H. Teki, K. I. Kanzaki and Y. S. Suzuki, 1988, On the slippage of 4WD car in running on the steep raod in the forest, Transactions of the Japanese Forestry Society. 99:693-694(in Japanese)
- Sakai, T. R., I. Sasaki, Y. O. Huzii and S. R. Hurutani, 1982, Study on the erosion of forest road surface(1)-distance between cross drain ditches-, Transactions of the Japanese Forestry Society, 93: 539-540(in Japanese)
- Lee, K. Y., S. G. Lee, S. D. Huer and J. H. Kim, 2004, Study on the economical maintenance of forest roads in seed orchards, Proceedings of the 2004 Annual Meeting of the KFS, 352-354(in Korean)
- Kim, K. W., C. Y. Kim and H. S. Lee, 2004, The comparison of characteristics and construction cost of three crossing drainages, Proceedings of the 2004 Summer Meeting of the KFS, 321-324(in Korean)
- Lee, H. S., K. W. Kim and C. Y. Kim, 2004, A study on the surface cross drain in forest road, Proceedings of the 2004 Summer Meeting of the KFS, 325-327(in Korean)
- Juong, I. J. and B. M. Kim, 1993, soil mechanics, Moonundang., .Inc., pp312(in Korean)
- Uchida, I. R., 1987, Road engineering, Morikita, Inc., 312pp(in Japanese)
- SFRC, 2002, Seed orchard management study meeting, KFRI., SFRC Seed orchard management study materials(in Korean)
- Umeda, S. J., H. S. Hayashi, K. I. Morida and M. K. Yoshida, 1992, Investigation on the decay of wood retaining wall(1) -By using Pilodyn wood tester-, Transactions of the Japanese Forestry Society, 103:605-606(in Japanese)