Family farms (3) statistiques (2) population rurale (2) irrigation (2) information (2) famille (2) document (2) cartographie (2) densité (2) Density (2) Cartography (2) Article (2) Methods (2) Statistics (2) Uplands (2) Statistics (2) Rural population (2) Must (2) Latin America (2) Irrigation (2) Grammar, Comparative and general--Article (2) Families (2) Density (2) Cartography (2) Article (2) Agriculture (2) Methods (2) Statistics (2) Sources (2) Sources (2)