African Cassava Mosaic Virus: Etiology  Epidemiology  and Control Claude Fauquet  Laboratoire de Phytovirologie  ORSTOM  Abidjan  Ivory Coast Denis Fargette  Laboratoire de Phytovirologie  ORSTOM  Abidjan  Ivory Coast Plant Dis 74:404-411 Copyright 1990 The American Phytopathological Society