@TECHREPORT {ELLISJONES:2012, title = {Sustainable intensification of cereal-based farming systems in Ghana's Guinea savanna: constraints and opportunities identified with local communities}, author = {Ellis-Jones, J. and Larbi, A. and Hoeschle-Zeledon, I. and Dugje, I. * and Teli, I. A. * and Buah, S. S. * and Kanton, R. * and Kombiok, J. M. * and Kamara, A. and Gyamfi, I. }, year = {2012}, institution = {International Institute of Tropical Agriculture (IITA)}, address = {Ibadan, Nigeria}, note = {ISBN: 978-978-8444-11-4.; 22p.}, }