00423naa a2200157 a 450000100080000000500110000800800410001910000190006024500520007926000090013165300100014065300130015065300130016365300150017677300740019110696032010-05-07       2009    bl uuuu     u00u1 u    #d1 aETCHICHURY, P.  aConfirmada presença do El Niño na safra 2010.  c2009  aClima  aEl Niño  aMudança  aSafra 2010  tLavoura Arrozeira, Porto Alegre, RSgv. 57, n. 450, p. 37, set. 2009.