Water conservation Watershed management Soil conservation 3 Watersheds 3 Erosion 2 Erosion: Soil and Water Conservation 2 Water Resources 2 Agencies and Organizations 1 Agricultural Economics 1 Agricultural development 1 Case studies 1 Deforestation 1 Dissertations, Academic (Ph.D) 1 Economic policy 1 Forests and Forest Trees (Biology and Ecology) 1 Geological sedimentation 1 Institutions 1 Kerala 1 Land Resources 1 Land degradation 1 Land use 1 Land use, Rural 1 Land use-Management 1 Mathematics and Statistics 1 Models 1 Monitoring 1 Natural Resource Economics, (New March 2000) 1 Policy and Planning 1 Pollution and Degradation 1 River sediments 1