000 00399nam a2200157Ia 4500
008 170101s2001 xx 000 0 und d
020 _a0851994172
041 _aEnglish
044 _aUnites States of America
082 _bGIL-N
100 _aGiller Ken E.
245 0 _aNitrogen Fixation In Tropical Cropping Systems
260 _aCambridge
_bCABI
_c2001
300 _ePrint
942 _2ddc
_cBK
999 _c70742
_d70742