Bhatnagar, V.S. 1984 . [Biological control programme, Nioro du Rip laboratory. Report of activity (November 1982-October 1983)]. Institut Senegalais de Recherches Agricoles Senegal 78 pp.

Notes: [Original title: Programme de lutte biologique, laboratoire de Nioro du Rip. Rapport d'activite (Novembre 1982-Octobre 1983)]. This report on biological control in Senegal includes short accounts of the principal current projects, followed by the results of studies on various species including Phenacoccus manihoti Matile-Ferrero.