00813naa a2200253 a 450000100080000000500110000800800410001910000170006024501530007726000090023065000240023965300190026365300210028265300190030365300240032265300220034665300310036865300170039970000200041670000180043670000180045470000170047277300700048914589502000-11-27       2000    bl ---       0--  u    #d1 aCLAPP, C. E.  aSoil organic carbon and 13C abundance as related to tillage, crop residue, and nitrogen fertilization under continuous corn management in Minnesota.  c2000  asoil organic carbon  aCarbon storage  aCarbono organico  aChisel-tillage  aCorn-derived carbon  aMoldboard-tillage  aSistema de preparo do solo  aZero-tillage1 aALLMARAS, R. R.1 aLAYESE, M. F.1 aLINDEN, D. R.1 aDOWDY, R. H.  tSoil & Tillage Research, Amsterdamgv.55, n.3/4, p.127-142, 2000.