000 00326nam a2200133Ia 4500
008 160316s1976 xxu||||| |||| 00| 0 eng d
020 _a
100 _aNutman , P S
245 _aSymbiotic Nitrogen Fixation In Plants
250 _a1ST
260 _aLONDON
_bCAMBRIDGE UNIVERSITY PRESS
_c1976
300 _a584
700 _a
_a
999 _c10905
_d10905