The Selian Agricultural Research Institute (SARI) is based in Arusha, 8 km south-west of the municipality of Arusha.
The institute is the head-quarter for the Northern Zone Agricultural Research and Development Institute. The objective of the institute is to attain sustainable food self-sufficiency at household- and zonal level, increased income generation, employment growth and enhanced earnings through the development and dissemination of appropriate and environmentally friendly technologies.
The institute caters for research services in Arusha, Kilimanjaro and Manyara Regions also two Districts in Tanga Region namely Lushoto and Amani. The Institute is financed by the Government of Tanzania through multilateral and bilateral agreements and other donors.