000 00354nam a2200145Ia 4500
020 _a0 7204 7135 4
082 _a631.9/QUI
100 _aQuispel, A., ed.
245 4 _aThe biology of nitrogen fixation
260 _bNorth-Holland Publishing Company
_aAmsterdam
_c1974
300 _a769
650 _aNitrogen--Fixation
901 _a258
942 _2ddc
_cBK
999 _c233
_d233