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Bantilan, M C S and Debrah, S K (2003) Impacts of genetic improvement in sorghum. In: Crop variety improvement and its effect on productivity: the impact of international agricultural research. CAB Inernational, Wallingford, Oxon, UK, pp. 183-213. ISBN 0-85199-549-7
Yapi, A M and Kergna, A O and Debrah, S K and Sidibe, A and Sanogo, O (2000) Analysis of the Economic Impact of Sorghum and Millet Research in Mali. Documentation. International Crops Research Institute for the Semi-Arid Tropics, Patancheru, Hyderabad, Andhra Pradesh.
Enyong, L A and Debrah, S K and Bationo, A (1999) Farmers’ perceptions and attitudes towards introduced soil-fertility enhancing technologies in western Africa. Nutrient Cycling in Agroecosystems, 53 (2). pp. 177-187. ISSN 1385-1314
Yapi, A M and Debrah, S K and Dehala, G and Njomaha, C (1999) Impact of Germplasm Research Spillovers: The Case of Sorghum Variety S 35 in Cameroon and Chad. Documentation. International Crops Research Institute for the Semi-Arid Tropics, Patancheru, Hyderabad, Andhra Pradesh.
Ogungbile, A O and Tabo, R and Duivenbooden, N van and Debrah, S K (1998) Analysis of constraints to agricultural production in the Sudan Savanna zone of Nigeria using multi-scale characterization. Netherlands Journal of Agricultural Science, 46 (1). pp. 27-38. ISSN 0028-2928
Debrah, S K and Defoer, T and Bengaly, M (1998) Integrating farmers' knowledge, attitude and practice in the development of sustainable Striga control interventions in southern Mali. Netherlands Journal of Agricultural Science. 01-08. ISSN 0028-2928
Baidu-Forson, J and Bantilan, M C S and Debrah, S K and Rohrbach, D D (1996) Partners in Impact Assessment Summary Proceedings of the ICRISAT/NARS Workshop on Methods and Joint Impact Targets in Western and Central Africa 3-5 May 1995. Other. International Crops Research Institute for the Semi-Arid Tropics.