00557nam a2200229 a 450000100080000000500110000800800410001910000210006024500790008126000280016030000090018865000110019765000090020865000100021765000100022765000120023765000110024965000090026065300240026965300190029365300150031210728661993-02-10       1990    bl uuuu     u0uu1 u    #d1 aDOURADO NETO, D.  aCurso de atualizacao em manejo do solo e da agua em sistemas agricolas, 1.  aPiracicaba: ESALQc1990  a47p.  aliming  asoil  awater  aÁgua  aCalagem  aManejo  aSolo  aAgricultural Gypsum  aGesso agricola  aManagement