000 00533nam a2200157Ia 4500
008 220204s9999 xx 000 0 und d
020 _a1840647523
082 _a338.43:332.36
_bWIE
100 _aWiebe, Keith
245 0 _aLand quality, agricultural productivity, and food security : Biophysical processes and economic choices at local, regional and global levels
260 _aUK
_bEdward Elgar
_c2003
650 _aAgricultural productivity
650 _aSoil resource conservation
650 _aSoils degradation
942 _cBK
999 _c42249
_d42249