000 00384nam a2200145Ia 4500
008 231217s9999 xx 000 0 und d
020 _a521207088
041 _aEnglish
082 _a589.7
_bSTN
100 _aStewart, W.D.P. (edr)
245 0 _aNitrogen Fixation By Free_Living Micro_Organisms
260 _aLondon
_bCambridge University Press
_c1975
300 _a471
942 _cBK
999 _c10106
_d10106