TY  - BOOK
AU  - Alberda, Th.
TI  - Food from dry lands: : an integrated approach to planning of agricultural development
T2  - System approaches for sustainable agricultural development
U1  - 631.0915 
PY  - 1992///
CY  - Dordrecht
PB  - Kluwer
KW  - Agricultura
KW  - Regiones áridas
KW  - Ganado lanar
KW  - Alimentación
KW  - Pastos
KW  - Política agrícola
ER  -