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Whittome, M.P.Spencer, D.Bayliss-Smith, T.[IITA and ILCA onfarm alley farming research: lessons for extension workers]IITA and ILCA onfarm alley farming research: lessons for extension workers
Autor: Spencer, D.

This paper describes a research stratery for the inland valleys which are flat-bottomed and vary in size from a few to hundreds of hectares. Most of the valleys are not presently cultivated. Where cultivated, rice is the most important crop grown in the wet season followed usually by a cultivatio...


Spencer, D.[Farming systems research strategy for the development of inland valleys for increased food production in West Africa]Farming systems research strategy for the development of inland valleys for increased food production in West Africa

New technologies must be developed in sub-Saharan Africa which are sustainable and economically viable. This paper discusses a methodology for measuring the agricultural sustainability and economic viability of tropical farming systems for new technology evaluation. The approach is based on the c...


Ehui, Simeon K.Spencer, D.[Measuring the sustainability and economic viability of tropical farming systems: a model from subSaharan Africa]Measuring the sustainability and economic viability of tropical farming systems: a model from subSaharan Africa
Autor: Spencer, D.

This paper describes a research strategy for the inland valleys which are flat-bottomed and vary in size from a few to hundreds of hectares. Most of the valleys are not presently cultivated. Where cultivated, rice is the most important crop grown in the wet season followed usually by cultivation ...


Spencer, D.[Farming systems research strategy for the development of inland valleys for increased food production in West Africa]Farming systems research strategy for the development of inland valleys for increased food production in West Africa
Autor: Spencer, D.

Research institutes in Africa have had limited success in producing new technologies appropriate to the needs of small farmers because of an inadequate understanding of small farmers' goals and resource limitations and over-reliance on the transfer of technologies from other regions. Farming syst...


Spencer, D.[Institutionalizing the farming systems perspective in multicommodity research institute: the role of systemsbased research groups]Institutionalizing the farming systems perspective in multicommodity research institute: the role of systemsbased research groups

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