TY - BOOK AU - Dixon,John A. AU - James,David E. AU - Sherman,Paul B. TI - The economics of dryland management SN - 1853830526 (pbk) : AV - SB110 .D3 1989 U1 - 333.73 19 PY - 1989/// CY - London PB - Earthscan KW - Desert resources development N1 - Includes index; Includes bibliographical references (p. 286-288) ER -