@TECHREPORT {IITA:2002c, title = {Project E: livelihoods, improving the resource base, and protecting the environment through starchy staple, peri-urban, and tree crop systems of the humid and subhumid zones of west and central Africa}, author = {IITA, }, year = {2002}, institution = {International Institute of Tropical Agriculture (IITA)}, address = {Ibadan, Nigeria}, note = {Project E Annual Report 2002. 103p.}, }