000 00337 a2200133 4500
080 _a631.461.5
_bP 857 N
245 1 _aNitrogen fixation
_cby J. Postgate
260 _aLondon
_bEdward Arnold
_c1978
650 _aNitrogen Fixation
440 _aNo. 92
_vStudies in biology
100 1 _aPostgate, J.
_d
300 _a67 p.
901 _a144374
999 _c80975
_d80975