Résumé
Synthesis of weed observations made during support missions in tropical weed science in different cropping systems (cotton, sugar cane, muskwari, flooded rice, miscellaneous, market gardening, grasslands) and in different countries (Cameroon, Chad, Congo, Guinea, Guyana, Mauritania, Mayotte, Mozambique, New Caledonia, Côte d'Ivoire, Senegal) between 1995 and 2015. List of species encountered with the average of their abundance. (note CEB 1_9). Translated with www.DeepL.com/Translator (free version)