State, The (2) Pouvoirs publics (2) État (2) jours (2) Economic conditions (1) Colonization (1) Development (1) Agriculture (1) Diseases (1) World War, 1939-1945 (1) World health (1) Udder (1) Social security (1) Rural development (1) Ribs (1) Rate of return (1) Public welfare (1) Public health (1) Production (Economic theory) (1) Pesticides (1) Perspective (1) Peasants (1) Necessity (Philosophy) (1) Lighthouses (1) Ivory (1) Insects (1) Hygiene (1) Farm produce (1) Face (1) Equilibrium (1)