TY  - BOOK
AU  - French, Norman R.
AU  - Frence ,Norman R.
ED  - International Biological Programme
TI  - Perspectives in grassland ecology: Results and applications of the US/IBP Grassland Biome Study 
PY  - 1979///
CY  - New York
PB  - Springer Verlag
KW  - Grassland ecology
KW  - North America
KW  - Range management
ER  -