TY  - BOOK
AU  - Hall, A. E. ed
AU  - Cannell, G. H. edLawton, H. W.
TI  - Agriculture in semi arid environments
SN  - 3540094148
U1  - 631.95 N79 
PY  - 1979///
CY  - New York
PB  - Springer Verlag
KW  - Semi arid environments
ER  -