Original full papers

1) Ham, Y. S., Okazaki, M., Suzuki, S. and Nakagawa, N. (submission to Soil Science and Plant Nutrition,16th Nov. 2001) Determination of Aluminum Ion in Soil Solution Using Capillary Electrophoresis

2) Ham, Y. S., Okazaki, M., Choi, I. S., Yagasaki, Y. Kurokawa, Y. and Suzuki, S. (in preparing) Inorganic and Organic Nitrogen Dynamics in Grassland Ecosystem in Tsukui Region of Central Japan

Books

1) Ham, Y. S., Okazaki, M., Suzuki, S. and Kurokawa, Y. (2000) Nitrogen Dynamics in Grassland in Tsukui, Kanagawa Prefecture, Central Japan. Proceedings of International symposium between TUAT-Japan and ESKU-Korea, Diversified Farming Combined with Animal Husbandry and Control of Total Emission, p. 61 - 68, The Institute for Environmental Studies Kyunghee University Press, Korea, ISBN 89-88539-01-X-93530

Reports

1) Ham, Y. S., Okazaki, M. and Kurokawa, Y. (2001) Determination of stream water flux in secondary oak forest using a pressure sensor for water level. Researches Related to the UNESCO's Man and the Biosphere Programme in Japan, 2000-2001, 41-44

2) Okazaki, M., Monya, T. and Ham, Y. S. (2001) Behavior of Nitrate in Grassland Ecosystems. 環境汚染難処理化学物質の安全管理と再資源化の新技術領域、構築のための部局間共同研究、東京農工大学平成１２年度教育改革?改善プロジックト経費（学長裁量経費）成果報告書、p. 85-90, April 2001

3) Ham, Y. S., Okazaki, M. and Kurokawa, Y. (2002, in printing) NITRATE CONCENTRATIONS IN STREAM WATER IN SECONDARY OAK FOREST IN TSUKUI, CENTRAL JAPAN. Researches Related to the UNESCO's Man and the Biosphere Programme in Japan

Presentations

1) Ham, Y. S., Okazaki, M., Suzuki, S. and Kurokawa, Y. (2000) Determination of Aluminum Ion in Soil Solution Using Capillary Electrophoresis. Abstracts of the annual meeting, Japanese society of soil science and plant nutrition, Vol. 47 (April 2001), 31 pp.

2) Ham, Y. S., Okazaki, M., Suzuki, S. and Kurokawa, Y. (2000) Nitrogen Dynamics in Grassland in Tsukui, Kanagawa Prefecture, Central Japan. Proceedings of International symposium between TUAT-Japan and ESKU-Korea, Diversified Farming Combined with Animal Husbandry and Control of Total Emission, p. 61 - 68, The Institute for Environmental Studies Kyunghee University Press, Korea, ISBN 89-88539-01-X-9353

3) Ham, Y. S. and Okazaki, M. (2001) Nitrogen Dynamics in Forest/Grassland Ecosystems in Tsukui, Kanagawa (2001. 9. 25、Japanese society of soil science and plant nutrition)

4) Al3＋水溶液の加熱・混合・中和によるpH変化 (2002) 中川直哉、石田義人、吉村季織、Ham, Y. S、岡崎正規. Abstracts of the annual meeting, Japanese society of soil science and plant nutrition, Vol. 48 (April 2002), 17 pp.

5) Ham, Y. S. and Okazaki, M. (2002) Inorganic and Organic Nitrogen Input through Atmospheric Deposition in Grassland Ecosystem. Abstracts of the annual meeting, Japanese society of soil science and plant nutrition, Vol. 48 (April 2002), 166 pp.