TY - BOOK AU - Hall,A.E. AU - Cannell,Glen H. AU - Lawton,Harry W. TI - Agriculture in semi-arid environments SN - 0387094148 : U1 - 631.0913 PY - 1979/// CY - Berlin PB - Springer-Verlag KW - Dry farming KW - Arid regions agriculture N1 - Includes index ER -