000 00479 a2200145 4500
080 _a631.588.8:338.9(6)
_bI 61 S
245 1 _aSustainable food production in sub-Saharan Africa
260 _aHyderabad
_bInternational Institute of Tropical Agriculture
_c1992
650 _aSustainable Agriculture
650 _aSustainable Food Production
700 _aInternational Institute of Tropical Agriculture
500 _aVol. 1 : IITA' contribution
100 _a
_d
901 _a217601
999 _c81959
_d81959