Many organizations and individuals played a role in the preparation of this report, and although it is not possible to cite all of them, several deserve particular mention. O. B. Hemeng and Baffour Asafo-Adjei of the Crops Research Institute (CRI) embraced the proposal to carry out the study and offered the use of CRI staff and facilities. Nana Koranteng and Mark Mostovac of the Canadian International Development Agency (CIDA-Ghana) were instrumental in mobilizing financial support from CIDA. The Impacts Assessment and Evaluation Group (IAEG) of the Consultative Group on International Agricultural Research (CGIAR) contributed significant financial resources to help cover the expenses of the principal researchers
