00646naa a2200205 a 450000100080000000500110000800800410001910000160006024501330007626000090020965000230021865000260024165000190026765000250028670000210031170000240033270000160035670000170037277300510038914701432017-07-25       2009    bl ---       0--  u    #d1 aHUNGRIA, M.  aSoil microbial activity and crop sustainability in a long-term experiment with three soil-tillage and two crop-rotation systems.  c2009  aMatéria Orgânica  aMicrobiologia do Solo  aPlantio Direto  aRotação de Cultura1 aFRANCHINI, J. C.1 aBRANDÃO-JUNIOR, O.1 aKASCHUK, G.1 aSOUZA, R. A.  tApplied Soil Ecologygv. 42, p. 288-296, 2009.