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The economics of small-scale wheat production technologies for Kenya / Jim Longmire and Juma Lugogo.
- Centro internacional de mejoramiento de maiz y trigo (Cimmyt),
- 1989.
- México, D.F. :
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Comparative advantage and policy incentives for wheat production in rainfed and irrigated areas of Mexico / Derek Byerlee and Jim Longmire.
- Centro internacional de mejoramiento de maiz y trigo (Cimmyt),
- 1986.
- México, D.F. :
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Extension of on-farm research findings : issues from experience in Southern Africa / Allan Low, Chris Seubert and Jim Waterworth.
- Centro internacional de mejoramiento de maiz y trigo (Cimmyt),
- 1991.
- México, D.F. :