00554nam a2200157 a 450000100080000000500110000800800410001910000200006024500710008026001650015165000110031665000150032765000190034265000240036165300110038520691422025-01-21       1952    bl uuuu     u00u1 u    #d1 aFAGUNDES, A. B.  aSoil fertility relationships in the region of Sete Lagoas, Brazil.  aIn: INTERNATIONAL GRASSLAND CONGRESS, 6., 1952, State College, PA. Proceedings... State College, PA: Pennsylvania State College, 1952. v. 2. p. 1473-1478.c1952  aBrazil  aGrasslands  aSoil fertility  aFertilidade do solo  aBrasil