000 00302nam a2200133Ia 4500
008 160316s1988 xxu||||| |||| 00| 0 eng d
020 _a
100 _aR O D Dixon
245 _aNitrogen Fixation In Plant
250 _a1
260 _aLONDON
_bBLACKIL
_c1988
300 _a157
700 _aC T Wheeler
_a
999 _c24592
_d24592