@ARTICLE {ALENE:2007b, title = {Targeting agricultural research based on potential impacts on poverty reduction: strategic program priorities by agro-ecological zone in Nigeria}, author = {Alene, A. and Manyong, V. and Tollens, E. F. and Abele, S. }, journal = {Food Policy}, year = {2007}, volume = {32}, number = {3}, pages = {394--412}, }