00424nam a2200157 a 450000100080000000500110000800800410001910000120006024500400007226000540011230000100016665300240017665300190020065300210021970000260024010551452007-09-10       1991    bl uuuu      00u1 u    #d1 aLAL, R.  aSoil management for sustainability.  aAnkeny: Soil and Water Conservation Societyc1991  a189p.  aConservacao do solo  aManejo do solo  aSustentabilidade1 aPIERCE, F. J. (Eds.).