Evaluation of water yielding function of forests with the comparison of rainfall-runoff characteristics between granitic-and sedimentary rock catchments

• Project/Area Number: 18780122
• Research Category: Grant-in-Aid for Young Scientists (B)
• Allocation Type: Single-year Grants
• Research Field: 林学・森林工学
• Research Institution: Research Institute for Humanity and Nature
• Principal Investigator: KATSUYAMA Masanori Research Institute for Humanity and Nature, 研究部, プロジエクト上級研究員 (40425426)
• Project Period (FY): 2006 – 2008
• Project Status: Completed (Fiscal Year 2008)
• Budget Amount: ¥3,870,000 (Direct Cost: ¥3,600,000、Indirect Cost: ¥270,000); Fiscal Year 2008: ¥1,170,000 (Direct Cost: ¥900,000、Indirect Cost: ¥270,000); Fiscal Year 2007: ¥1,200,000 (Direct Cost: ¥1,200,000); Fiscal Year 2006: ¥1,500,000 (Direct Cost: ¥1,500,000)
• Keywords: 水循環 / 水資源 / 森林流域 / 水文学 / 花崩岩 / 堆積岩 / 花崗岩

Research Abstract

森林流域の水源酒養機能として、森林の存在が降雨に対する流出をコントロールする能力に関心が高まっている。本研究ではこの機能の本質は流域を構成する基岩地質が担っていることを明らかにした。また、水の安定同位体指標を用いた、地下水・渓流水の平均滞留時間の推定値が、これらの山地の降雨流出特性を反映していることを明らかにした。すなわち、比較的容易に測定可能な安定同位体指標を用いることで、流域の降雨流出過程を整理することが可能になることを明らかにした。この知見は、森林流域の水源酒養機能を正確に評価する上で有効な手段であり、基礎として考慮されるべき指標である。

Research Products

• [Journal Article] Applications of a hydro-biogeochemical model and long-term simulations of the effects of logging in forested watersheds (2009)
  • Author(s): Katsuyama, M., Shibata, H., Yoshioka, T., Yoshida, T., Ogawa, A. and Ohte, N.
  • Journal Title: Sustainability Science (in press)
  • Peer Reviewed
• [Journal Article] Effects of various rainfall-runoff characteristics on streamwater stable isotope variations in forested headwaters Eds. By M. Taniguchi, Y. Fukushima, W.C. Burnett, M. Haigh and Y. Umezawa, From Headwaters to the Ocean : Hydrological Change and Watershed Management (2009)
  • Author(s): Katsuyama, M., Fukushima, K. and Tokuchi, N
  • Journal Title: Taylor & Francis Pages: 51-55
  • Peer Reviewed
• [Journal Article] Elucidation of the relationship between geographic and time sources of streamwater using a tracer approach in a headwater catchment (2009)
  • Author(s): Katsuyama, M., Kabeya, N. and Ohte, N.
  • Journal Title: Water Resources Research (in press)
  • Peer Reviewed
• [Journal Article] Factors controlling stream water chemistry in ten small forested watersheds with plantation forests of various proportions and ages in central Japan , Eds. By M. Taniguchi, Y. Fukushima, W.C. Burnett, M. Haigh and Y. Umezawa, From Headwaters to the Ocean : Hydrological Change and Watershed Management (2009)
  • Author(s): Tokuchi, N., Fukushima, K. and Katsuyama, M
  • Journal Title: Taylor & Francis Pages: 75-81
  • Peer Reviewed
• [Journal Article] Water yield and nitrogen loss during regrowth of Japanese cedar forests after clearcutting, Eds. By M. Taniguchi, Y. Fukushima, W.C. Burnett, M. Haigh and Y. Umezawa, From Headwaters to the Ocean : Hydrological Change and Watershed Management (2009)
  • Author(s): Fukushima, K., Tokuchi, N., Tateno, R. and Katsuyama, M
  • Journal Title: Taylor & Francis Pages: 97-103
  • Peer Reviewed
• [Journal Article] Comparison of rainfall runoff characteristics in forested catchments underlain by granitic and Sedimentary rock with various forest age (2009)
  • Author(s): Katsuyama, M., Fukushima, K. and Tokuchi, N
  • Journal Title: Hydrological Research Letters 2 Pages: 14-17
  • NAID: 130000252271
  • Peer Reviewed
• [Journal Article] Effects of various rainfall-runoff characteristics on streamwater stable isotope variations in forested headwaters (2009)
  • Author(s): Masanori Katsuyama
  • Journal Title: From Headwaters to the Ocean : Hydrological Change and Watershed Management Pages: 51-55
  • Peer Reviewed
• [Journal Article] Applications of a hydro-biogeochemical model and long-term simulations of the effects of logging in forested watersheds (2009)
  • Author(s): Masanori Katsuyama
  • Journal Title: Sustainability Science (印刷中)
  • Peer Reviewed
• [Journal Article] Comparison of Rainfall-Runoff Characteristics in Forested Catchments Underlain by Granitic and Sedimentary Rock with Various Forest Age (2008)
  • Author(s): Masanori KATSUYAMA
  • Journal Title: Hydrological Research Letters 2 Pages: 14-17
  • NAID: 130000252271
  • Peer Reviewed
• [Journal Article] Evapotranspiration over a Japanese cypress forest. II Comparison of the eddy covariance and water budget methods (2007)
  • Author(s): Kosugi, Y, Katsuyama, M.
  • Journal Title: Journal of Hydrology 334 Pages: 305-311
• [Presentation] 花膚岩および堆積岩森林流域の降雨流出特性の比較 (2009)
  • Author(s): 勝山正則,福島慶太郎,徳地直子
  • Organizer: 2006年度日本水文科学会学術大会
  • Place of Presentation: 信州大学
  • Year and Date: 2009-10-29
• [Presentation] Geological nfluences on hydrological and isotopic characteristics in forested headwaters, AGU Fall Meeting (2008)
  • Author(s): Katsuyama, M., Fukushima, K., Tokuchi, N, Ohte, N and Tani, M
  • Organizer: AGU Fall Meeting
  • Place of Presentation: San Francisco
  • Year and Date: 2008-12-17
• [Presentation] Geological influences on hydrological and isotopic characteristics in fores ted headwaters (2008)
  • Author(s): Masanori Katsuyama
  • Organizer: AGU Fall Meeting
  • Place of Presentation: San Francisco, USA
  • Year and Date: 2008-12-17
• [Presentation] Effects of various rainfall-runoff characteristics on streamwater stable isotope variations in forested headwaters (2008)
  • Author(s): Katsuyama, M., Fukushima, K. and Tokuchi, N
  • Organizer: HydroChange 2008
  • Place of Presentation: Kyoto
  • Year and Date: 2008-10-01
• [Presentation] アジアモンスーン地域における渓流水質予測モデルの適用と水文学的改良 (2008)
  • Author(s): 勝山正則,大手信人,福島慶太郎,柴田英昭,吉岡崇仁
  • Organizer: 水文・水資源学会2008年研究発表会
  • Place of Presentation: 東京大学
  • Year and Date: 2008-08-27
• [Presentation] Relationship between rainfall-runoff processes and mean residence times of stream and groundwater in weathered granite catchments (2008)
  • Author(s): Katsuyama, M., Nishimoto, S., Ohte, N. and Tani, M
  • Organizer: WPGM2008
  • Place of Presentation: Cairns, Australia
  • Year and Date: 2008-07-30
• [Presentation] 花簡岩流域における降雨流出特性と渓流水・地下水滞留時間の関連性 (2008)
  • Author(s): 勝山正則,速水香奈,伊藤雅之,大手信人,谷誠
  • Organizer: 第119回日本森林学会大会
  • Place of Presentation: 東京農工大学
  • Year and Date: 2008-03-28
• [Presentation] 森林流域の降雨流出過程に対する基岩の役割 (2007)
  • Author(s): 勝山正則,福島慶太郎,徳地直子,大手信人,谷誠
  • Organizer: 第118回日本森林学会大会
  • Place of Presentation: 九州大学
  • Year and Date: 2007-04-03
• [Presentation] 森林流域の降雨流出過程に対する基岩の役割 (2007)
  • Author(s): 勝山正則
  • Organizer: 日本森林学会
  • Place of Presentation: 九州大学、福岡市
  • Year and Date: 2007-04-03
• [Presentation] Disagreement of end-members and geographic sources of streamwater : riparian control mechanism (2006)
  • Author(s): Katsuyama, M., Ohte, N. and Kabeya, N
  • Organizer: AGU Fall Meeting
  • Place of Presentation: San Francisco
  • Year and Date: 2006-12-14
• [Presentation] Influence of Geology on Water Yielding Function in Forest Catchments, RIHN (Research Institute for Humanity & Nature) (2006)
  • Author(s): Katsuyama, M., Fukushima, K. and Tokuchi, N.
  • Organizer: 1st International Symposium "Water and Better Human Life in the Future"
  • Place of Presentation: Kyoto International Conference Hall Annex Hall
  • Year and Date: 2006-11-07