Botanical characteristic of new invasive species of food crops in the north-central of Côte d'Ivoire.
Context: As part of the research for better methods of managing weeds for the improvement of the quality and sustainability of food production, several studies were carried out for a thorough knowledge of the weeds of North-Central food crops through "Botanical characterization and the control of new weed species of food crops in North-Central of Côte d'Ivoire: the case of the Department of Dabakala Objective: The general objective is to boost food agriculture in this agronomic zone which is handicapped by the presence of new weed species that appeared around 2003. Methodology and Results: A pre-survey was first conducted on these species for the identification and botanical description of these plants. Then, a socio-rural survey and phytosociological studies were carried out in this department, concerning the knowledge and the local management of these weeds. In total, two species including Porophyllum ruderale (Asteraceae) and Loudetiopsis capillipes (Poaceae) were identified. Their botanical structures and biology have also been described. Conclusion and application of results: Finally, control methods have been studied in order to manage these weeds.