Technology transfer Research 5 Extension and Advisory Work 4 Technology 4 Agricultural Economics 3 Communication of technical information 3 Economic development 3 History 3 Imperialism 3 Investments, Foreign 3 Joint ventures 3 Policy and Planning 3 Socioeconomics 3 Technological innovations 3 Agricultural development 2 Agricultural production 2 Agriculture 2 Developing countries 2 Development 2 Diffusion of innovations 2 Economic impact 2 Environmental impact 2 Innovation adoption 2 International diffusion 2 Natural Resource Economics, (New March 2000) 2 Plant Production 2 Rural development 2 Science 2 Silviculture and Forest Management 2 Social Psychology and Social Anthropology, (New March 2000) 2