Economic aspects Agriculture 11 Aspect e ́conomique 8 Environmental aspects 3 Environmental policy 3 Environnement 3 Food industry and trade 3 Politique gouvernementale 3 Produce trade 3 Technological innovations 3 Agricultural industries 2 Beverage industry 2 Conservation of natural resources 2 Ecology 2 Economics 2 Economische aspecten 2 Energy policy 2 Exports 2 Milieubeleid 2 Political aspects 2 Population 2 Power resources 2 Publications pe ́riodiques 2 Research 2 Rural development 2 Social aspects 2 83.66 agricultural economics 1 AGRICULTURAL ECONOMICS 1 Accounting 1 Agricultural development 1