00458nam a2200157 a 450000100080000000500110000800800410001910000170006024500840007726000730016130000100023449000190024465000160026365300110027965300100029015854672014-09-11       1975    bl uuuu  m   00u1 u    #d1 aLOPES, A. S.  aA survey of the fertility status of soils under "cerrado" vegetarion in Brazil.  aRaleigh: Faculty of North Carolina State University at Raleighc1975  a138p.  aTese Mestrado.  aFertilidade  aBrasil  aSolos