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Nweke, F.Lynam, J.Prudencio, C.[Status of data on cassava in major producing countries of Africa: Cameroon, Cote d lvoire, Ghana, Nigeria, Tanzania, Uganda, and Zaire]Status of data on cassava in major producing countries of Africa: Cameroon, Cote d lvoire, Ghana, Nigeria, Tanzania, Uganda, and Zaire

This paper describes the methods of site selection used for a village-level survey which comprised the first phase of the Collaborative Study of Cassava in Africa (COSCA). Potential survey regions are defined using spatial data which describe ecological conditions, human population densities, acc...


Carter, S.E.Jones, P.G.[Collaborative Study of Cassava in Africa (COSCA); site selection procedure: COSCA working paper, No. 2]Collaborative Study of Cassava in Africa (COSCA); site selection procedure: COSCA working paper, No. 2

Nweke, F.Lynam, J.Prudencio, C.[Methodologies and data requirements for cassava systems study in Africa: COSCA working paper, No. 4]Methodologies and data requirements for cassava systems study in Africa: COSCA working paper, No. 4

Hoekstra, R.Veteläinen, M.[Report of a Working Group on Potato: Second meeting, 14 July 2002, Hamburg, Germany]Report of a Working Group on Potato: Second meeting, 14 July 2002, Hamburg, Germany

Assessments of agricultural productivity and food security require process-based crop models to provide predictions of yields and diagnose past variations in the context of anthropogenic and climate factors. These models need detailed meteorological data as input, including precipitation, tempera...


Sheffield JChaney N[Developing high-quality meteorological data for East and West Africa from merged sources]Developing high-quality meteorological data for East and West Africa from merged sources

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