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