Agricultural Economics 3 Agricultural economics Conservation Agriculture 2 Biological Resources (Plant) 2 Plant Breeding and Genetics 2 Plant genetic resources 2 Agricultural development 1 Agricultural policy 1 Biodiversity conservation 1 Biotechnology 1 Biotechnology (General), (Revised June 2002) 1 CGIAR 1 CIMMYT 1 Case studies 1 Costs 1 Crops 1 Deforestation 1 Ethnoscience 1 Forests 1 Forests and Forest Trees (Biology and Ecology) 1 Gene banks 1 Gene banks, Plant 1 Genes 1 Germplasm 1 Germplasm exchange 1 ICARDA 1 ICRISAT 1 IRRI 1 Indigenous knowledge 1