4.Journals Published in Sri Lanka
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Item Decreasing extent of tea plantations. chance for agricultural diversification or ecological threat?(Tea Research Institute. Talawakelle, 1990) Humble, R.Item Investigations on some aspects of the interrelationship between yield and quality in tea (Camellia sinensis L.)(Tea Research Institute. Thalawakele, 1979) De Silva, R.L.Item Proposals for the diversification of agriculture on tea plantations. the concept and underlying principles(Tea Research Institute. Thalawakele, 1979) De Silva, R.L.