Thema
Agriculture
14
Economic aspects
14
History
8
Economic conditions
4
Land tenure
2
Rural conditions
2
Administration of estates
1
Agricultural development projects
1
Agricultural industries, B.C.206-A.D.220
1
China
1
Deutschland
1
Economic history
1
Economics
1
Ethnologie
1
Foreign economic relations
1
Grain trade
1
Hirten
1
Industries
1
International trade
1
Japan
1
Labor supply
1
Land use
1
Land use, Rural
1
Landscape archaeology
1
Landwirtschaft
1
Marokko
1
Migration, Internal
1
Nomadentum
1
Pastoral systems
1
Pastures
1
Population
1
Sources
1
Taxes, Farming of
1
Water-supply
1