Research Institute for Humanity and Nature

5-2 IDEA Project Title: Interactions between the Environmental Quality of a Watershed and the Environmental Consciousness: With Reference to Environmental Changes Caused by the Use of Land and Water Resource

Research Report No.1

Simulation Models of Watershed Biogeochemistry

Edited by M. Katsuyama and T. Yoshioka

ISBN-4-902325-07-1

Contents

1.	Preface	1
2.	Introduction of the area for which the Response Prediction Model was developed	2
3.	Structure of the Response Prediction Model	6
4.	Research results until present	7
5.	Members of the Response Prediction Model Working Group	8
6.	Acknowledgement	9
7.	History of the Response Prediction Model Working Group activities	10
8.	Japanese Journal of Limnology 67(3) 2006 Reviews for Special Issue Usability and challenges for simulation models of watershed biogeochmistry	11
	(1) Prospects for simulation models in watershed studies Takahito Yoshioka, Ryunosuke Tateno, Muneoki Yoh	13
	(2) Biogeochemical model in forest ecosystem; Application and problem of PnET model Hideaki Shibata, Nobuhito Ohte, Fuyuki Satoh and takahito Yoshioka	17
	(3) The influence of forest disturbance and examination of applying the PnET model for the long term influences Naoko Tokuchi, Ryunosuke Tateno and Keitaro Fukushima	27
	(4) Necessity for consideration on hydrological controls of biogeochemical cycling to develop a catchment scale ecosystem model Nobuhito Ohte	41
	(5) Quantitative approach and problems of river hydrological simulation models Mitsuo Yamashita, Arata Ichikawa, Fuyuki Satoh and Hideaki Shibata	49
	(6) Biogeochemical model coupled with hydrodynamic model in lake environment Kisaburo Nakata, Shuji Hino and Shinji Ueda	63