1. Integrated pest control: channels for extension in Sri Lanka Collection: Agricultural Communications Documentation Center (ACDC) Contributers: van de Fliert, Elske (author) and Matteson, Patricia C. (author) Format: Journal article Publication Date: 1989-06 Published: Sri Lanka Location: Agricultural Communications Documentation Center, Funk Library, University of Illinois Document Number: C23010 Journal Title: Journal of Extension Systems Journal Title Details: 5(1) : 33-47
2. Use of different information sources for decision making by traditional farmers in a progressive knowledge system Collection: Agricultural Communications Documentation Center (ACDC) Contributers: Blum, Abraham (author) Format: Journal article Publication Date: 1989-06 Published: Sri Lanka Location: Agricultural Communications Documentation Center, Funk Library, University of Illinois Document Number: C23013 Journal Title: Journal of Extension Systems Journal Title Details: 5(1) : 60-73
