00478naa a2200169 a 450000100080000000500110000800800410001910000140006024500840007426000090015865000210016765000160018865000250020465300100022970000230023977300460026216012431995-06-27       1979    bl ---       0--  u    #d1 aAHMED, S.  aN utilization and economics of some intercropped systems in tropical countries.  c1979  aAdubação Verde  aNitrogênio  aRotação de Cultura  aCAUPI1 aGUNASENA, H. P. M.  tTrop. Agric.gv.56, n.2, p.115-123, 1979.