00482nam a2200145 a 450000100080000000500110000800800410001910000170006024500670007726000240014450001130016865300260028165300110030765300180031810409772005-11-17       1998    bl uuuu      0         #d1 aCANUTO, J.C.  aAgricultura ecologica en Brasilbperspectivas socioecologicas.  a1998. CD-ROM.c1998  aTese (Doutorado em programa agroecologia, campesinato e historia), Universidad de Cordoba, Cordoba, Espanha.  aAgricultura ecologica  aBrasil  aSocioecologia