Ejemplares similares: Importation, releases, and establishment of Neochetina spp. (col., curculionidae) for the biological control of water hyacinth, Eichhomia crassipes CLil., Pontederiaceae), Benin, West Africa

Ejemplares similares: Impact of the weevils Neochetina eichhorniae and N. bruchi (Coleoptera) on water hyacinth, Eichhornia crassipes (Pontederiaceae) in Benin, West Africa