00833naa a2200229 a 450000100080000000500110000800800410001910000190006024500860007926000090016565300190017465300160019365300170020965300190022670000160024570000200026170000230028170000240030470000200032870000140034877302410036210287372010-03-08       2004    bl ---       0--  u    #d1 aSIMÕES, M. L.  aSoil tillage system effects in the formation of hydrophobic sites in humic acids.  c2004  aÁcido húmico  aEletrônica  aRessonância  aSolo agrícola1 aSEGNINI, A.1 aFERREIRA, J. A.1 aSILVA, W. T. L. DA1 aMILORI, D. M. B. P.1 aMARTIN-NETO, L.1 aBAYER, C.  tIn: INTERNATIONAL MEETING OF INTERNATIONAL HUMIC SUBSTANCES SOCIETY. -- IHSS, 12, São Pedro, SP, 2004. Humic substances and soil and water environment. Abstracts...[São Carlos], SP: Embrapa Instrumentação Agropecuária, 2004. p. 85.