000 00353nam a2200145Ia 4500
008 180611s9999||||xx |||||||||||||| ||und||
020 _a0-8391-1561-X
041 _aen
082 _a630.133
100 _aNEWTON, William E.
245 0 _aNitrogen fixation
260 _aMaryland.
_bUniversity Park Pres
_c1980
300 _axii,325p. Vol-2
942 _cLL
999 _c1387
_d1387