Blueprint for undernourishment: the Mahaweli River Development Scheme in Sri Lanka.

agricultura de subsistencia agricultural development agriculture de subsistance arroz asentamiento campesino cultivo migratorio development policies development projects dimension des parcelles femme field size income irrigation schemes malnutrition mujeres papel de la mujer plant production pobreza rural proyectos de desarrollo pueblos renta revenu rice riz role of women rural poor rural settlement rural sociology shifting cultivation sociologia rural sociologie rurale sri lanka subsistence farming tenencia tenure village villages women