000 00360nam a2200145Ia 4500
008 170101s2001 xx 000 0 und d
020 _a851994172
082 _a633.30913 GIL
100 _aGiller, Ken E
245 0 _aNitrogen fixation in tropical cropping systems
250 _a2nd Ed.
260 _aUK
_bCABI
_c2001
300 _a423p.
942 _2ddc
_cBK
999 _c255281
_d255281