TY  - BOOK
ED  - United Nations.
ED  - Symposium on the Productivity of Forest Ecosystems,
ED  - International Biological Programme.
TI  - Catchment hydrological and biochemica processes in the changing environment: seventh conference of the european networks of experimental and representative basins (ERB) liblice (czech republic), 22-24 sep. 1998 
U1  - 370 
PY  - 2000///
CY  - New York
PB  - United Nations
N1  - Includes bibliographies
ER  -