TY  - BOOK
AU  - Hyder, D. N.
TI  - Arid shrublands; proceeding of the third workshop .
U1  - 635.977 
PY  - 1975///
CY  - Denver, Colo.
PB  - Society for Range Management
KW  - Arbustos
KW  - Regiones aridas
ER  -