Land settlement 102 History 38 Economic conditions 11 Agriculture 10 Land tenure 10 Land settlement patterns 9 Agricultural colonies 7 Economic aspects 7 Emigration and immigration 7 Rural development 6 Colonization 5 Congresses 5 Land use 5 Regional planning 5 Rural conditions 5 Agriculture and state 4 Case studies 4 Cities and towns 4 Land use, Rural 4 Description and travel 3 Land reform 3 Migration, Internal 3 Social conditions 3 Villages 3 Agricultural innovations 2 Antiquities 2 Blacks 2 City planning 2 Environmental aspects 2 Farms 2