00614naa a2200181 a 450000100080000000500110000800800410001910000200006024501030008026000090018330000150019265000260020765000150023365000120024865300080026065300130026877301510028116124301995-06-27       1988    bl uuuu     u00u1 u    #d1 aDANSO, S. K. A.  aThe use of 15N enriched fertilizers for estimating nitrogen fixation in grain and pasture legumes.  c1988  ap.345-358.  aDiluição Isotópica  aLeguminosa  aMétodo  a15N  aRevisão  tIn: D.P. Beck & L.A. Materon, eds. In: Nitrogen Fixation by Legumes in Mediterranean Agriculture. Martinus Nijhoff, Dordrecht, Netherlands., 1988.