Indigenous knowledge Biodiversity 2 Nature conservation 2 Social Psychology and Social Anthropology, (New March 2000) 2 Sustainability 2 Agricultural Economics 1 Agricultural ecology 1 Agricultural economics 1 Agriculture 1 Agroforestry 1 Agroforestry and Multipurpose Trees: Community, Farm and Social Forestry 1 Biodiversity conservation 1 Biological Resources (General) 1 Biological Resources (Plant) 1 Biotechnology 1 Biotechnology (General), (Revised June 2002) 1 Case studies 1 Collections 1 Community Participation and Development, (New March 2000) 1 Community development 1 Conservation 1 Cycling 1 Ecotourism 1 Ethnoscience 1 Food webs 1 Genes 1 Indigenous peoples 1 Intellectual property rights 1 Intercropping 1 International Trade 1