Definition:
Canal construit en travers d’une pente pour intercepter les eaux de ruissellement de surface et les évacuer en toute sécurité.
Source:
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Food and Agriculture Organization of the United Nations, AQUASTAT Web Site
FAO/UNEP, 1999, Terminology for Integrated Resources Planning and Management, Compiled and edited by Keya Choudoury and Louisa J.M.Jansen, AGLL, FAO