Modeling 3D canopy structure of tropical rainforest, based on the analysis of crown architecture diversity

• Project/Area Number: 19405006
• Research Category: Grant-in-Aid for Scientific Research (B)
• Allocation Type: Single-year Grants
• Section: 海外学術
• Research Field: Ecology/Environment
• Research Institution: Hokkaido University
• Principal Investigator: KOHYAMA Takashi Hokkaido University, 大学院・地球環境科学研究院, 教授 (60178233)
• Co-Investigator(Kenkyū-buntansha): 奥田 敏統 広島大学, 大学院・総合科学研究科, 教授 (20214059) ; 清野 達之 筑波大学, 大学院・生命環境科学研究科, 講師 (40362420) ; 久保 拓弥 北海道大学, 大学院・地球環境科学研究院, 助教 (80344498)
• Co-Investigator(Renkei-kenkyūsha): SEINO TATSUYUKI 筑波大学, 生命環境科学研究科, 講師 (40362420) ; KUBO TAKUYA 北海道大学, 大学院・地球環境科学研究院, 助教 (80344498)
• Project Period (FY): 2007 – 2008
• Project Status: Completed (Fiscal Year 2008)
• Budget Amount: ¥16,510,000 (Direct Cost: ¥12,700,000、Indirect Cost: ¥3,810,000); Fiscal Year 2008: ¥7,540,000 (Direct Cost: ¥5,800,000、Indirect Cost: ¥1,740,000); Fiscal Year 2007: ¥8,970,000 (Direct Cost: ¥6,900,000、Indirect Cost: ¥2,070,000)
• Keywords: 生態学 / 生物多様性 / 熱帯生物学 / 熱帯多雨林 / 低地フタバガキ林 / 林冠構造時空間的不均質性 / 二次林 / 天然林 / 樹冠 / アロメトリー / 種間差 / 階層ベイズモデル / 長期観測プロット / 大面積プロット

Research Abstract

マレーシア熱帯多雨林において、樹種間の樹冠形態特性を解明し、林冠葉群三次元構造を記述する手法を確立した。個体の樹冠構造に基づく林冠三次元構造解析と葉群リモートセンシングという二つのアプローチを用いた。200種の樹冠ディメンション間の関係を階層ベイズモデルを用いて推定した。樹種間差は、最大到達サイズと耐陰性で大きく説明され、それぞれ、垂直方向の葉群分布と、水平方向のギャップ動態による光不均質性という環境構造に対応していた。

Research Products

• [Journal Article] Thestratification theory for plantcoexistence promoted by one-sidedcompetition (2009)
  • Author(s): Kohyama, T., Takada, T.
  • Journal Title: Journal of Ecology 97 Pages: 463-471
  • Peer Reviewed
• [Journal Article] Growthstrategies differentiate the spatialpatterns of 11 dipterocarp speciescoexisting in a Malaysian tropical rainforest (2009)
  • Author(s): Suzuki, R.O., Numata, S., Okuda, T., Md. N. Nur Supardi,and Kachi, N.
  • Journal Title: J. Plant Research 122 Pages: 81-93
  • Peer Reviewed
• [Journal Article] Growth strategies differentiate the spatial patterns of 11 dipteroc arp species coexisting in a Malaysian tropical rain forest (2009)
  • Author(s): Suzuki, R. O., Numata, S., Okuda, T., Md. N. Nur Supardi and Kachi, N
  • Journal Title: J. Plant Research 122 Pages: 81-93
  • NAID: 10025179149
  • Peer Reviewed
• [Journal Article] The stratification theory for plant coexistence promoted by one-sided competition (2009)
  • Author(s): Kohyama, T., Takada, T.
  • Journal Title: Journal of Ecology 97 Pages: 463-471
  • Peer Reviewed
• [Journal Article] Density-dependent selfingand its effects on seed performance in atropical canopy tree species, Shoreaacuminata(Dipterocarpaceae) (2008)
  • Author(s): Naito, Y., M. Kanzaki, H. Iwata, Obayashi, K. Lee, S.L., Muhammad, N. Okuda,T., Tsumura Y.
  • Journal Title: J. Forest Ecology and Management 256 Pages: 375-383
  • Peer Reviewed
• [Journal Article] The effects of loggingpractices on soil green house gases(CO_2, CH_4, N_2O)flux in tropical humid forest, Peninsular Malaysia (2008)
  • Author(s): Yashiro, Y., Wan Rashidah K., Okuda, T., Koizumi, H.
  • Journal Title: Agricultural and Forest Metrology 148 Pages: 799-806
  • Peer Reviewed
• [Journal Article] Density-dependent selfing and its effects on seed performance in a tropical canopy tree species, Shorea acuminata (Dipterocarpaceae) (2008)
  • Author(s): Naito, Y., M. Kaiwati, H. Iwata, Ob ayashi, K. Lee, S. L., Muhammad, N. Okuda, T., Tsumura, Y.
  • Journal Title: J. Forest Ecology and Management 256 Pages: 375-383
  • Peer Reviewed
• [Journal Article] The effects of logging practices on soil green house gases (CO_2, CH_4, N_2O) flux in tropical humid forest, Perlingular Malaysia (2008)
  • Author(s): Yashiro, Y., Wan Rasbidah K., Oku da, T., Koizumi, H.
  • Journal Title: Agricultural and Forest Metrology 148 Pages: 799-806
  • Peer Reviewed
• [Presentation] 熱帯多熱帯多雨林における樹木200種の樹冠構造の種間変異 (2009)
  • Author(s): 矢澤佳子, 甲山隆司, 久保拓弥, Abd Rahman. K., Potts D.M.
  • Organizer: 第56回日本生態学会盛岡大会・企画集会
  • Place of Presentation: 岩手県立大学, 盛岡
  • Year and Date: 2009-03-17
• [Presentation] 熱帯多雨林における樹木200種の樹冠構造の種間変異 (2009)
  • Author(s): 矢澤佳子, 甲山隆司, 久保拓弥, Abd Rahman. K., Potts D. M.
  • Organizer: 第56回日本生態学会盛岡大会, 企画集会
  • Place of Presentation: 岩手県立大学、盛岡
• [Presentation] Landuse change and its effects on the ecosystem services of the Malaysian Tropical Rain Forest (2008)
  • Author(s): Okuda, T., Numata, T. Parker, T., Yusop, Z., Hashim, M., Ibrahim, Ab. L., Lau, A.M.S., Tagashira, N., Chiba M.
  • Organizer: Sustainability Governance Project(SGP), Pre-G8 Summit Symposium
  • Place of Presentation: Century Royal Hotel, Sapporo
  • Year and Date: 2008-06-25
• [Presentation] ギボンのコールと森林環境について (2008)
  • Author(s): 奥田敏統
  • Organizer: 第18回日本熱帯生態学会年次大会
  • Place of Presentation: 東京大学, 東京
  • Year and Date: 2008-06-20
• [Presentation] 低地熱帯雨林におけるフタバガキ科22種の生長・加入・生残速度と生育環境の関係 (2008)
  • Author(s): 山田裕子, 山田俊弘, 奥田敏統
  • Organizer: 日本生態学会中国四国地区会第52回大会
  • Place of Presentation: 広島大学,広島
  • Year and Date: 2008-05-17
• [Presentation] 低地熱帯雨林におけるフタバガキ科22種の生長・加入・生残速度と生育環境の関係 (2008)
  • Author(s): 山田裕子, 山田俊弘, 奥田敏統
  • Organizer: 日本生態学会中国四国地区会第52回大会
  • Place of Presentation: 広島大学、広島
  • Year and Date: 2008-05-17
• [Presentation] Landuse change and its effects on the ecosystem services of the lowland tropical landscape in a peninsular Malaysia. (2008)
  • Author(s): Okuda, T., Numata, T. Parker, T., Yusop, Z., Hashim, M., I brahim, Ab. L., Lau, A.M.S., Tagashira, N., Chiba M.
  • Organizer: Annual Conference of ATBCAsia-Pacific Chapter Conference
  • Place of Presentation: Holiday Inn, Kuching, Sarawak, Malaysia
• [Presentation] Differentiation in crown a rchitecture among 200 tree species in a lowland rainforest, Peninsula Malaysia., Annual Conference of ATBC Asia-Pacific Chapter Conference (2008)
  • Author(s): Yazawa, Y., Kohyama. T., Kobo. T., Abd Rahman. K., Potts. D.M.
  • Organizer: Annual Conference of ATBC Asia-PacificChapter Conference
  • Place of Presentation: Holiday Inn, Kuching, Sarawak, Malaysia
• [Presentation] Landuse change and its effects on the ecosystem services of the lowland tropical landscape in a peninsular Malaysia (2008)
  • Author(s): Okuda, T., Numata, T. Parker, T., Yusop, Z., Hashim, M., Ibrahim, Ab. L., Lau, A. M. S., Tagashira, N., Chiba M.
  • Organizer: Annual Conference of ATBC Asia-Pacific Chapter Conference
  • Place of Presentation: Holiday Tim, Kuching, Sarawak, Malaysia
• [Presentation] Landuse change and its effects on the ecosysten;i services of the Malaysian Tropical Rain Forest (2008)
  • Author(s): Okuda, T., Numata, T. Parker, T., Yusop, Z., Hashim, M., Ibrahim, Ab. L., Lau, A. M. S., Tagashira, N., Chiba M.
  • Organizer: Sustainability Governance Project (SGP), Pre-G8 Summit Symposium
  • Place of Presentation: Century Royal Hotel, Sapporo
• [Presentation] ギボンのコールと森林環境について (2008)
  • Author(s): 奥田敏統
  • Organizer: 第18回日本熱帯生態学会年次大会
  • Place of Presentation: 東京大学、東京
• [Presentation] Differentiation in crown architecture among 200 tree species in a lowland rainforest, Peninsula Malaysia (2008)
  • Author(s): Yazawa, Y., Kohyama. T., Kobo. T., Abd Rahman. K., Potts. D. M.
  • Organizer: Annual Conference of ATBC Asia-Pacific Chapter Conference
  • Place of Presentation: Holiday Tim, Kuching, Sarawak, Malaysia
• [Book] 熱帯林のエコシステムサービス ; 劣化のプロセスと修復への糸口, 熱帯林研究ノート, ピーターアシュトンと語る熱帯林の未来(中静透編) (2009)
  • Author(s): 奥田敏統
  • Total Pages: 111
  • Publisher: 東海大学出版
• [Book] 熱帯林のエコシステムサービス : 劣化のプロセスと修復への糸口pp.74-90.熱帯林研究ノートピーターアシュトンと語る熱帯林の未来(中静透編) (2009)
  • Author(s): 奥田敏統
  • Total Pages: 111
  • Publisher: 東海大学出版