The valleys of the Niger River and the Goulbi de Maradi are the main production areas of Moringa oleifera in Niger. In these valleys, M. oleifera is associated with market gardening, thus forming real agroforestry systems. The objective of this study is to carry out an in-depth analysis of the structures and functions of these systems. The study shows that in both valleys agroforestry dominates, with mosaic and intercropping being the most common...