00558nam a2200169 a 450000100080000000500110000800800410001910000260006024501550008626000500024130000090029150000260030065300130032665300250033965300090036465300150037310126382008-07-15       1987    bl uuuu  m   00u1 u    #d1 aSANTOS, A. C. S. dos.  aImprovements of the current drain design practices applied in the brazilian wtlands by extending the field survey and automating the design procedure.  aBelgium: Katholieke Universiteit Leuvenc1987  a71p.  aDissertacao Mestrado.  aDRENAGEM  aMELHORAMENTO DO SOLO  aSOLO  aSOLO UMIDO