Takehisa Oikawa - My portal - researchmap

Profile Information

Affiliation: Former Institution / Organization University of Tsukuba Institute of Biological Sciences

Degree: (BLANK)

J-GLOBAL ID: 200901045404686919
researchmap Member ID: 1000048280

Research Interests

4

Research Areas

2

Committee Memberships

2

Awards

1

1992

堀内基金奨励賞

Misc.

31

A model analysis of the relationship between climate perturbations and carbon budget anomalies in global terrestrial ecosystems: 1970 to 1997

A Ito, T Oikawa

CLIMATE RESEARCH, 15(3) 161-183, Sep, 2000
Grassland desertification by grazing and the resulting micrometeorological changes in Inner Mongolia

SG Li, Y Harazono, T Oikawa, HL Zhao, ZY He, XL Chang

AGRICULTURAL AND FOREST METEOROLOGY, 102(2-3) 125-137, May, 2000
Chapter 4. Ecosystems and the Carbon Cycle.

In: A Threat to LIfe Tsukiji-Shokan Publishing Co., Ltd., 24-34, 2000
The role of the Siberian region in the CO₂ anomaly in 1998 : An estimation by the global carbon cycle model of terrestrial ecosystems.

Proceedings of the eighth symposium of the joint Siberian permafrost studies between Japan and Russia in 1999., 242-249, 2000
The Large carbon Emission from Terrestrial Ecosystems in 1998 : A Model Simulation.

J. Meteor. Soc. Japan, 78 1-8, 2000
Towards a model for projecting Net Ecosystem Production of the world forests

GA Alexandrov, Y Yamagata, T Oikawa

ECOLOGICAL MODELLING, 123(2-3) 183-191, Nov, 1999
Estimating terrestrial NPP: what the data say and how they may be interpreted?

GA Alexandrov, T Oikawa, G Esser

ECOLOGICAL MODELLING, 117(2-3) 361-369, May, 1999
A study of correlations of scalar quantities in the atmospheric surface layer

XH Liu, O Tsukamoto, T Oikawa, E Ohtaki

BOUNDARY-LAYER METEOROLOGY, 87(3) 499-508, Jun, 1998
Seasonal variations of the exchange of CO2 and H2O between a grassland and the atmosphere: An experimental study

N Saigusa, T Oikawa, S Liu

AGRICULTURAL AND FOREST METEOROLOGY, 89(2) 131-139, Feb, 1998
Modeling carbon dynamics of a lucidophyll forest under monsoon climates.

OIKAWA T.

Global Environ. Res., 1 25-33, 1998
Examination of four methods for measuring soil respiration

Y Bekku, H Koizumi, T Oikawa, H Iwaki

APPLIED SOIL ECOLOGY, 5(3) 247-254, Jun, 1997
Contemporary variations of terrestrial net primary production: The use of satellite data in the light of an extremal principle

GA Alexandrov, T Oikawa

ECOLOGICAL MODELLING, 95(1) 113-118, Feb, 1997
Comparison of Natural Vegetation and Agricultural Crops with Respect to CO₂-fertilization Effect "Food Production and Environmental Improvement under Global Climate Change"

Special Issue of Agr. Met. Japan, 52 779-782, 1997
Calculation of CO₂ flux from forest soil uisng ²²²Rn calibrated method.

Agricultural and Forest Meterology, 87(4) 301-311, 1997
A biosphere-atmosphere model(BAIM)and its primary Verifications using grassland data

MABUCHI K

Papers in Meteorology and Geophysics., 47(3/4) 115-140, 1997
Seasonal change in CO₂ and H₂O exchange between grassland and atmosphere.

Ann. Geophysicae, 14(3) 342-350, 1996
筑波大学構内アカマツ林床における土壌呼吸速度と微気象環境の日変化・季節変化特性

水理実験センター報告(筑波大学), 18,77-91, 1993
水理実験センター草原生態系の現存量の種別の変化と環境条件

水理実験センター報告(筑波大学), 18,69-75, 1993
熱帯林での物質循環

岩波書店科学, 12,777-780, 1993
大気中の炭酸ガスII(生物圏の変遷)

日本気象学会気象研究ノート, 181,91-109, 1993

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Books and Other Publications

1

A simulation study of grassland carbon dynamics as influenced by atmospheric CO₂ concentration

ed. S. Murai"Toward Global Planning of Sustanable Use Elsevier Sci., 1995

Professional Memberships

6

Research Projects

2