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Figure 9


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Date de début et de fin climatique et agronomique, ainsi que la durée de la saison des pluies entre 1951 et 2013 : a) en Sénégambie; b) dans le bassin du Niger Moyen (DC = début climatique; DA = début agronomique; FA = fin agronomique; FC = fin climatique). Date of climatic and agronomic beginning, end and duration of rainy season from 1951 to 2013. a) in Senegambia; b) in the Middle Niger River Basin; (DC: climatic beginning; DA: agronomic onset; FA : agronomic end; FC: climatic end).

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