00551nam a2200181 a 450000100080000000500110000800800410001910000170006024501410007726000370021830000100025549000490026565000120031465000090032665300110033565300070034670000160035318446301992-08-28       1973    bl uuuu     u0uu1 u    #d1 aCLINE, M. G.  aSoils of the central plateau of Brazilband extension of results of field research conducted near Planaltina, Federal District, to them.  aIthaca: Cornell Universityc1973  a43 p.  a(Cornell University. Agronomy Mimeo. 73-13).  aCerrado  aSolo  aBrasil  aDF1 aBUOL, S. W.