Agricultura 92 Condiciones económicas 89 Economic conditions 89 Traditional farming 89 Desarrollo sostenible 88 Indians of Mexico 88 Indios de México 88 Social conditions 88 Sustainable development 88 Agriculture & Farming 77 Agriculture 5 Farm management 3 Irrigation farming 3 Organic farming 3 Farm income 2 Farm produce 2 Farms 2 Plants, Cultivated 2 Riego 2 Agricultura familiar 1 Agricultura tradicional 1 Agricultura y estado 1 Agricultural Engineering 1 Agricultural conservation 1 Agricultural laws and legislation 1 Agricultural pests 1 Agricultural systems 1 Agriculture and state 1 Agriculture biologique 1 Agronomía 1