00915nam0-22002891i-450 99000178553040332120190529131415.0000178553FED01000178553(Aleph)000178553FED0100017855320021010d1993----km-y0itay50------baitaRegulation of nitrogen fixation in Rhizobium leguminosarum biovar phaseoli CNOAF512dissertationes de agriculturaJan Michiels.LeuvenKatholieke Universiteit1993.157 p.24 cmAzotofissazione581.1Michiels,Jan77979ITUNINARICAUNIMARCLG99000178553040332160 OP. 133/194738FAGBCFAGBCRegulation of nitrogen fixation in Rhizobium leguminosarum biovar phaseoli CNOAF512408242UNINAING01