000 00370nam a2200109 4500
245 _aWorld soil erosion and conservation
_cedited by David Pimental
710 _aPimental, David
260 _aCambridge
_bCambridge University Press
_cc1993
300 _axii, 349p.:ill.; 26cm.-
490 _aCambridge studies in applied ecology and resource management
082 _a631.45
_bPIM
999 _c4019
_d4019