00649naa a2200205 a 450000100080000000500110000800800410001910000220006024500790008226000090016165300360017065300170020665300180022365300300024165300240027170000230029570000170031870000240033577300840035910393022005-09-08       2005    bl uuuu     u00u1 u    #d1 aGAVA, G. J. de C.  aUrea and sugarcane straw nitrogen balance in a soil-sugarcane crop system.  c2005  aEficiencia de uso de nitrogenio  aFertilizante  aMineralizacao  aRecuperacao de nitrogenio  aResiduo de colheita1 aTRIVELIN, P. C. O.1 aVITTI, A. C.1 aOLIVEIRA, M. W. de.  tPesquisa Agropecuaria Brasileira, Brasiliagv. 40, n. 7, p. 689-695, jul. 2005.