000 00364nam a2200145Ia 4500
008 180613s9999||||xx |||||||||||||| ||und||
020 _a851988423
041 _aen
082 _a630.133
100 _aGILLER, Ken E.
245 0 _aNitrogen Fixation in Tropical Cropping Systems
260 _aU.K
_bCAB International..
_c1993
300 _axii, 314p.
942 _cSR
999 _c79154
_d79154