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54
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Farming systems research in Eastern Africa : the experience of CIMMYT and some national agricultural research services, 1976-81 / by M.P. Collinson.
- Michigan state university. Department of agricultural economics,
- 1982.
- East Lansing, MI :
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An ex-ante evaluation of farming systems research in northeastern Mali : implications for research and extension policy / by Bruno Henry de Frahan.
- Michigan state university. Department of economics. Department of agricultural economics,
- 1995.
- East Lansing, MI :
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The rate of return to agricultural research in Uganda : the case of oilseeds and maize / by Rita Laker-Ojok.
- Michigan state university. Department of economics. Department of agricultural economics,
- 1994.
- East Lansing, MI :
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An economic analysis of research and technology transfer of millet, sorghum, and cowpeas in Niger / by Valentina Mazzucato and Samba Ly.
- Michigan state university. Department of economics. Department of agricultural economics,
- 1994.
- East Lansing, MI :
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Agricultural research impact assessment : the case of maize technology adoption in southern Mali / by Duncan Boughton and Bruno Henry de Frahan.
- Michigan state university. Department of economics. Department of agricultural economics,
- 1994.
- East Lansing, MI :
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The potential returns to oilseeds research in Uganda : the case of groundnuts and sesame / by Rita Laker-Ojok.
- Michigan state university. Department of economics. Department of agricultural economics,
- 1994.
- East Lansing, MI :
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Assessing the impact of cowpea and sorghum research and extension in northern Cameroon / by James A. Sterns and Richard H. Bernsten.
- Michigan state university. Department of economics. Department of agricultural economics,
- 1994.
- East Lansing, MI :
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A strategic approach to agricultural research program planning in sub-Saharan Africa / by Duncan Boughton...[et al.].
- Michigan state university. Department of economics. Department of agricultural economics,
- 1995.
- East Lansing, MI :
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The impact of investments in maize research and dissemination in Zambia / by Julie A. Howard ; with George M. Chitalu and Sylvester M. Kalonge.
- Michigan state university. Department of economics. Department of agricultural economics,
- 1993.
- East Lansing, MI :
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La méthode de recherches sur les systèmes d'exploitation agricole : son applicabilité au petit exploitant / par David W. Norman.
- Michigan state university. Department of agricultural economics,
- 1980.
- East Lansing, MI :