01067nam a2200253 a 450000100080000000500110000800800410001910000870006024500300014726000490017730000100022652003870023665000170062365000090064065000160064965000180066565000260068365000140070965000090072365300290073265300120076165300190077365300210079211471952015-07-17       1996    bl uuuu      00u1 u    #d1 aESTADOS UNIDOS. Department of Agriculture. Natural Resources Conservation Service.  aThe soil quality concept.  aWashington, DC: Soil Quality Institutec1996  a89 p.  aThe conservation ethic; Conservation and enhancement of soil quality; Soil quality: a concept, definition, and framework for evaluation; The changing concept of soil quality; Quantification of soil quality; Microbial characteristics of soil quality; Soil quality: attributes and relationship to alternative and sustainable agriculture; Strategies to promote soil quality and health.  amicrobiology  asoil  aAgricultura  aConservação  aMicrobiologia do Solo  aQualidade  aSolo  aConservation Agriculture  aQuality  aSustainability  aSustentabilidade