Developed by Qiuhong Tang

Distributed Biosphere-Hydrological Model System

The University of Tokyo

Source Code

DBH model release 1.0.0 (July 20, 2006)

DBH.tar.gz (663KB) (734KB)

Qiuhong Tang

Oki & Kanae Lab.

Institute of Industrial Science

The University of Tokyo

4-6-1 Komaba, Meguro-ku, Tokyo 153-8505, Japan

Now at: Q. Tang

Land Surface Hydrology Research Group, Univ. of Washington

To contact the model maker:

E-mail: qiuhong (at)

DBH Model Release

DBH model system developer

DBH release all contain the same basic feature sets:

 Get input data from global dataset

 Soil-Vegetation-Atmosphere Transfer (SVAT) scheme SiB2

 Distributed Hydrological Scheme

 Validation processes


The model developer acknowledges with thanks to the SiB2 model developer and Dr. Kun Yang for their source code used in the DBH model system.

Additional Components

Delineation and codification of river basin (Pfafstetter method)



Delineation of river basin (with main stem - elevation relationship)




Estimate soil parameter from FAO-UNESCO Soil Map of the World



Q. Tang, T. Oki, and S. Kanae