Browsing by Author "Pethiyagoda, U."
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Item Current trends in physiological enquir(1967) Pethiyagoda, U.Item Factors affecting nitrification in tea soil and in stored solution(Tea Research Institute. Thalawakele, 1980) Krishnapillai, S.; Pethiyagoda, U.Item Fertilizer applications in the nursery - a cautionary note(Tea Research Institute. Thalawakele, 1970) Pethiyagoda, U.Item Physiology as a key to rational tea husbandry(The Tea Research Institute. Talawakele, 1967) Pethiyagoda, U.Item Some observations on the dormancy of the tea bush(The Tea Research Institute. Talawakele, 1964) Pethiyagoda, U.Item Studies on the mineral nutrition of tea - 4 ammonium and nitrate as forms of nitrogen fro tea plants in sand culture(The Tea Research Institute. Talawakele, 1971) Pethiyagoda, U.; Krishnapillai, S.Item Studies on the mineral nutrition of tea 4 - ammonium and nitrate as forms of nitrogen for tea plants in sand culture(Tea Research Institute. Thalawakele, 1971) Pethiyagoda, U.; Krishnapillai, S.Item Studies on the mineral,nutrition of tea 2: experimentally induced .major nutrient deficiency symptoms(1970) Pethiyagoda, U.; Krishnapillai, S.Item The determination of leaf areas in tea(The Tea Research Institute. Talawakele, 1965) Pethiyagoda, U.; Rajendram, N.S.Item The importance of the timing of pruning in relation to recovery(The Tea Research Institute. Talawakele, 1966) Pethiyagoda, U.Item The influence of 'lungs' on carbohydrate reserves and growth of shoots(The Tea Research Institute. Talawakele, 1965) Nagarajah, S.; Pethiyagoda, U.