The role of women in food production and their contribution to household income. A case study of small scale women farmers in Iringa Rural District, Tanzania

agriculteur agricultores community development decision making desarrollo de la comunidad farm management farmers femme food production food security gestion de l'exploitation agricole hogares households income land ownership manejo de fincas mujeres papel de la mujer petite exploitation agricole planification planning production alimentaire propiedad de la tierra pueblos renta revenu role of women seguridad alimentaria small farms tanzania tanzanie toma de decisiones village villages women