Author(s)

J. Ceuppens, D. Raes & M. Sarr

Abstract

The Senegal River Delta and Valley (Northern Senegal) are located in the Sahelian climatic zone, which is characterized by a long dry season and a short rainy season. Due to a high evaporation demand in the rainy season and a low and irregular rainfall (around 300 mm/year), rainfed agriculture is unfeasible. Irrigation was introduced in the region in 1960 and actually 80,000 ha (mainly rice) are under irrigation in the Senegal River Delta and Valley. The irrigation schemes differ greatly in their size, layout and management level. One of the main responsibilities of the Senegalese irrigation authority (SAED) consists in supplying the required irrigation water to the main watercourses and to follow up the agronomic activities. In order to assist SAED in assessing the rice wa

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