TY  - BOOK
AU  - Hall,A.E.
AU  - Cannel,G.H.
AU  - Lawton,H.W.
TI  - Agriculture in semi-arid environments. Vol. 34
U1  - 581.5 
PY  - 1979///
CY  - N.Y.
PB  - Springer-Verlag
KW  - Botany
ER  -