Mounkaila Y, Moussa B, Garba I. NDVI, a Proxy for the Associated Millet and Cowpea Growth Stages in the Sahelian Zone. EJAS [Internet]. 2021Oct.23 [cited 2024Apr.25];9(5):299-310. Available from: https://journals.scholarpublishing.org/index.php/AIVP/article/view/11002