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999 _c17256
_d17256
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020 _a0 8213 1355 X (Pbk)
040 _cAfrica University
100 _aCarr S J
245 0 _aTechnology For Small Scale Farmers In Sub Saharan Africa Experience With Food Crop Production In Five Major Ecological Zones
260 _bWashington : The World Bank 1990.
300 _a106
546 _aEng
690 _aAgriculture ; Appropriate Technology ; Food Crops ; Africa.
942 _2lcc
_cBK MNGCL