SUBJECT
Land use
Ethnology
28
Water resources development
24
Regional planning
23
River basins
22
Planning
8
Natural resources
6
Environmental aspects
5
Land reform
5
Agriculture
3
Economic aspects
3
Management
3
Watersheds
3
City planning
2
Congresses
2
Environmental management
2
Forests and forestry
2
Government policy
2
Housing
2
Land tenure
2
Local government
2
Soil erosion
2
Sustainable development
2
Urban transportation
2
Urbanization
2
Agricultural credit
1
Agriculture and state
1
Biological diversity conservation
1
Case studies
1
Cities planning
1
Droughts
1
Economic conditions
1
Environmental protection
1
Farm mechanization
1
Farmers
1
Fishery resources
1
Forest and forestry
1
Forests reserves
1
Handbooks, manuals, etc
1
History
1
Labor market
1
Land
1
Land capability for agriculture
1
Land ownership
1
Land settlement
1
Land, Nationalization of
1
Landscape assessment
1
Law and legislation
1
Migration, Internal
1
Mines and mineral resources
1
more ...