01408oam 2200433Ka 450 991069216280332120031202140714.0(CKB)5470000002351805(OCoLC)53815178ocm53815178(OCoLC)995470000002351805(EXLCZ)99547000000235180520031202d1997 ua 0engurcz||||||txtrdacontentcrdamediacrrdacarrierField methods to estimate soil organic matter[electronic resource] /R.A. Bowman[Akron, Colo.] :USDA-ARS,[1997?]Conservation tillage fact sheet ;#5-97Title from title screen (viewed on Oct. 21, 2003)."Central Great Plains Research Station."Includes bibliographical references.SoilsOrganic compound contentSoilsTestingHumusSoilsOrganic compound content.SoilsTesting.Humus.Bowman R. A1385422United States.Agricultural Research Service.United States.Central Great Plains Research Station.GPOGPOBOOK9910692162803321Field methods to estimate soil organic matter3432952UNINA