00399nam a2200145 a 450000100080000000500110000800800410001910000270006024500980008726000190018530000090020465300140021365300110022765300150023810106631999-03-02       1981    bl uuuu     u0uu1 u    #d1 aACARPA (Curitiba, PR).  aPrograma de aproveitamento racional de varzeas irrigaveis do Paranabdiagnostico das varzeas.  aCuritibac1981  a50p.  aIRRIGACAO  aPARANA  aPROVARZEAS