00463nam a2200181 a 450000100080000000500110000800800410001910000200006024500440008026000370012430000100016165000160017165000130018765000160020065300270021670000190024370000190026210954302022-07-27       1977    bl uuuu     u0uu1 u    #d1 aSILVA, D. A. da  aPesquisa bibliográfica em agricultura.  aBrasília, DF: EMBRAPA-DIDc1977  a22 p.  aagriculture  aresearch  aAgricultura  aPesquisa bibliografica1 aBETTIOL, E. M.1 aPEREIRA, R. E.