@TECHREPORT {VAYSSIERES:2009f, title = {Assessment of damage caused to mangoes by fruit flies and calculation of the economic injury level in Benin}, author = {Vayssieres, J. and Sinzogan, A. and Adandonon, A. }, year = {2009}, month = {February}, type = {Regional Fruit Fly Control Project in West Africa (WAFFI)}, number = {Leaflet 7}, institution = {IITA-CIRAD}, address = {Ibadan, Nigeria}, }