000 00611nam a2200241Ia 4500
008 141004s9999 xx 000 0 und d
020 _a0 85198 671 4
040 _ca
041 _aEnglish
082 _a572.545
082 _bGIL/NI
100 _aKen E Giller
245 _aNitrogen fixation in tropical cropping systems
245 _cKen E Giller
260 _aUK
260 _bCAB International
260 _c1991
300 _a313 p.
300 _b23.5 m
501 _aCOF
650 _aTropical environment
942 _cBK
999 _c172210
_d172210