00470naa a2200145 a 450000100080000000500110000800800410001910000170006024500820007726000090015965300120016870000180018070000190019877301070021716098571995-06-27       1989    bl ---       0--  u    #d1 aURQUIAGA, S.  aFijacion biologica de nitrogeno con gramineas, con enfasis en cana de azucar.  c1989  aUAPNPBS1 aBODDEY, R. M.1 aDOBEREINER, J.  tIn: Paper presented at Simposio Interferon e Biotecnologia. Havana, Cuba. 17-21 April.gv., p.-, 1989.