The MSEC project in the Lao PDR : achievements, ongoing activities and perspectives on sustainable alternative farming practices for the upland Management of soil erosion and water resources in the uplands of Lao P.D.R. /Valentin, Christian Sengtaheuanghoung, O. /Ribolzi, Olivier /Pierret, Alain Vigiak, O. CONSERVATION DU SOL AGRICULTURE HAUTE ALTITUDE PROJET DE RECHERCHE PRATIQUE CULTURALE ROTATION DES CULTURES JACHERE AGRICULTURE DE MONTAGNE /Ribolzi, Olivier (ed.) /Pierret, Alain (ed.) Gebbie, L. (ed.) Sengtaheuanghoung, O. (ed.) Chanphengxay, M. (préf.) 2008 text https://www.documentation.ird.fr/hor/fdi:010045041 fdi:010045041 Valentin Christian, Sengtaheuanghoung O., Ribolzi Olivier, Pierret Alain, Vigiak O., . The MSEC project in the Lao PDR : achievements, ongoing activities and perspectives on sustainable alternative farming practices for the upland. In : Ribolzi Olivier (ed.), Pierret Alain (ed.), Gebbie L. (ed.), Sengtaheuanghoung O. (ed.), Chanphengxay M. (préf.), . Management of soil erosion and water resources in the uplands of Lao P.D.R. 2008, 1-30 EN LAOS