00464naa a2200169 a 450000100080000000500110000800800410001910000190006024500590007926000090013865000220014765000180016965000110018765000090019865300150020777300720022214764072018-07-19       1980    bl uuuu     u00u1 u    #d1 aPACHECO, E. B.  aConservação e manejo do solo.h[electronic resource]  c1980  asoil conservation  aConservação  aManejo  aSolo  aManagement  tInforme Agropecuário, Belo Horizontegv. 6, n. 72, p. 17-21, 1980.