00361nam a2200145 a 450000100080000000500110000800800410001910000210006024500400008126000370012165000160015865300170017465300110019165300130020211700602014-08-25       1990    bl uuuu     u0uu1 u    #d1 aSOARES, M. R. J.  aEvolucao da agricultura brasileira.  aBrasilia: EMBRAPA-CENARGENc1990  aAgricultura  aBibliografia  aBrasil  aEvolucao