Obstacles to improved management of Mexican drylands /
Schneider, Hans J.
Obstacles to improved management of Mexican drylands / Hans J. Schneider. - Australia : United Nations University, 1982. - 58 p. ; 30 cm.
GOVT-DOC4602
Soil conservation
631.586 / Ob
Obstacles to improved management of Mexican drylands / Hans J. Schneider. - Australia : United Nations University, 1982. - 58 p. ; 30 cm.
GOVT-DOC4602
Soil conservation
631.586 / Ob