An overview of Tea research in Tanzania - with special reference to the Southern Highlands
Carr, M.K.V|Ndamugoba, D.M|Burgess, P.J|Myinga, G.R /

The history of tea development in Tanzania from the early part of this century to the present is summarized. Annual yields of made tea from well managed estates in the Mufindi District have increased from-around 600 kg ha' in the late 1950s to 3000 kg ha' at the present time: by comparison, yields from smallholder farms have remained much lower, averaging only 400-500 kg ha''. There have been a large number of technical, economic and other changes over the last 30 lo 40 years. The removal of shade trees, the use of herbicides, the application of NPK compound fertilizers, the