00915nam0-22003251i-450-990001457450403321200010100-471-02343-4000145745FED01000145745(Aleph)000145745FED0100014574520000920d1977----km-y0itay50------baengUSa---a---001yyTreatise on Dinitrogen Fixationgeneral editor R.W.F. Hardy, section iv editor A.H. GibsonNew YorkJohn Wiley & Sons1977xii, 527 p.ill.25 cmSection IV : Agronomy and EcologyAzotoGibson,A.H.Hardy,Ralph W. F.ITUNINARICAUNIMARCBK9900014574504033216 V 218584DBVDBVTreatise on Dinitrogen Fixation379748UNINA