|
| aafin Alara (1) | aboriginal self-government (1) | absentee ownership (1) |
| Acacia (3) | Acacia albida (3) | Acacia mearnsii (2) |
| Acacia nilotica (1) | Acacia nilotica var. jaquemontii (1) | Acacia senegal (1) |
| accounting (1) | ache (1) | acquatic resources (1) |
| activism (1) | adaptiveness (1) | administrative agencies (1) |
| adoption (1) | Aeurites moluccana (1) | afforestation (4) |
| Africa (24) | Agave sisalana (1) | agri-silvipasture (1) |
| AGRICOLA (1) | agricultural biotechnology (1) | agricultural conservation (8) |
| agricultural development projects (2) | agricultural ecology (4) | agricultural economic structure (1) |
| agricultural economics (2) | agricultural engineering (1) | agricultural extension (1) |
| agricultural extensionist (1) | agricultural innovations (2) | agricultural land use (2) |
| agricultural productivity (3) | agricultural research (2) | agricultural science (1) |
| agricultural systems (3) | agricultural techniques (1) | agriculture (40) |
| agriculture and state (1) | agroclimatic zone (1) | agroecological zoning (1) |
| agroecology (7) | agroecosystem zoning (1) | agroecosystems (2) |
| agroforestry (206) | agroforestry development (1) | agroforestry knowledge (1) |
| agroforestry systems (8) | agronomy (3) | agropastoral systems (1) |
| agrosilvopasture (4) | Aka (1) | Alaska Whaling Commission (1) |
| alley cropping (5) | alley farming (2) | allocation pattern (1) |
| alternate cycle production (1) | alternate land use (2) | alternative energy sources (1) |
| alternative farming systems (1) | Amazon (12) | Amazon Basin (1) |
| Amazon River region (1) | Amazon River Valley (1) | Amazon River Watershed (1) |
| Amazonia (4) | Amazonian development (1) | Amboseli National Park (1) |
| American Indians (12) | ancient agriculture (1) | Andes (1) |
| Andoke (1) | animal by-products (1) | animal feed (1) |
| animal foods (1) | animal husbandry (3) | animal protection (1) |
| animals (2) | Annapurna Conservation Project (1) | anteater (1) |
| anthropology/archaeometry (3) | api-silviculture (1) | apiculture (1) |
| Apo Kayan (1) | applied folklore (1) | appropriate technology and intermediate technology (3) |
| Appropriate Technology Transfer for Rural Areas (ATTRA) (1) | aqua-silviculture (1) | aquaculture (18) |
| aquatic resources (39) | archaeology (1) | architectural analysis (1) |
| Arctic regions (1) | Arctic Research Establishment (1) | Arenga pinnata (1) |
| Arequipa (1) | Argentina (1) | arid lands (1) |
| arid region (1) | Aripuana Indian Park (1) | arrowroot (1) |
| Artocarpus altilis (1) | ASEAN (1) | Asia (3) |
| Asia-Pacific Region (1) | associational monopolization (1) | Atocarpus altilis (1) |
| Attalea (1) | Australia (2) | Australian black wattle (1) |
| Awa Ethnic Forest Reserve (1) | Aymara Indians (1) | Azadirachta indica (1) |
