Nelson, Ridley. 1942-
Dryland management : the "desertification" problem / Ridley Nelson. - Washington, D.C. : World Bank, c1990. - vii, 39 p. ; 28 cm. - World Bank technical paper, no. 116 0253-7494 ; .
Includes bibliographical references p. 33-39.
0821314440
90030653
Desertification.
GB611 / .N37 1990
333.736 / NED
Dryland management : the "desertification" problem / Ridley Nelson. - Washington, D.C. : World Bank, c1990. - vii, 39 p. ; 28 cm. - World Bank technical paper, no. 116 0253-7494 ; .
Includes bibliographical references p. 33-39.
0821314440
90030653
Desertification.
GB611 / .N37 1990
333.736 / NED