Highland agriculture : from better to worse Hill tribes today : problems in change Sutthi, C. AGRICULTURE TRADITIONNELLE DEGRADATION SYSTEME DE CULTURE CULTURE ITINERANTE ROTATION DES CULTURES PLANTE CULTIVEE NOM SCIENTIFIQUE INVENTAIRE RESSOURCES GENETIQUES ZONE DE MONTAGNE White lotus ORSTOM McKinnon, J. (ed.) /Vienne, Bernard (ed.) 1989 text https://www.documentation.ird.fr/hor/fdi:30857 fdi:30857 Sutthi C., . Highland agriculture : from better to worse. In : McKinnon J. (ed.), Vienne Bernard (ed.), . Hill tribes today : problems in change White lotus ; ORSTOM, 1989, 107-142 EN