Socioeconomics Social Psychology and Social Anthropology, (New March 2000) 14 Agricultural Economics 5 Leisure, Recreation and Tourism Economics, (New March 2000) 5 Natural Resource Economics, (New March 2000) 5 Pollution and Degradation 5 Tourism and Travel 5 Environmental impact 4 Policy and Planning 4 Rural Development, (New March 2000) 4 Rural development 4 Tourism 4 Agencies and Organizations 3 Agriculture 3 Forestry 3 Forests 3 Forests and Forest Trees (Biology and Ecology) 3 Grasslands and Rangelands 3 Laws and Regulations 3 Meteorology and Climate 3 Phosphorus 3 Rural areas 3 Soil Chemistry and Mineralogy 3 Soil Fertility 3 Sustainability 3 Technology transfer 3 Tourism development 3 Agricultural development 2 Agricultural policy 2 Agricultural research 2