Browsing by Author "Gunaratne, G.P."
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Item An assessment of rainwater quality from the tea growing areas of Sri Lanka(The research institute of Sri Lnaka. Talawakelle, 2006) Tennakoon, P.L.K.; Hettiarachchi, L.S.K.; Gunaratne, O.G.K.A.; Wijayawardhana, R.G.A.; Gunaratne, G.P.Item An investigation on factors responsible for sulphur nutrition of tea in Sri Lanka(Tea Research Institute of Sri Lanka. Talawakelle, 2008) Gunaratne, G.P.; Hettiarachchi, L.S.K.; Jayakody, A.N.Item Boundary -line approach in specifying nutrient diagnosis ranges for vegetatively propagated tea in Sri Lanka(Tea Research Institute. Talawekelle, 2004) Gunaratne, G.P.; Hettiarachchi, L.S.K.; Jayakody, A.N.Item Characterization of soils in the tea growing regions of Sri Lanka in relation to potassium dynamics(Tea Research Institute. Talawakele, 2002) Gunaratne, G.P.; Jayakody, A.N.; Hettiarachchi, L.S.K.Item Classification and Management of tea growing soils of the wet zone of Sri Lanka(Tea Research Institute:Talawakelle, 2003) Gunaratne, G.P.; Tea Research Institute of Sri LankaItem Effects of Sul-Po-MAG and kieserite incorporated to a tea fertilizer mixture on leaching of soil nitrogen(TRI. Talawakelle, 2003) Wijetunga, W.M.S.; Hettiarachchi, L.S.K.; Gunaratne, G.P.; Zoysa, A.K.N.; Priyantha, H.M.D.N.; Jayakody, A.W.Item Evaluation of soil test methods for assessing available Manganese in tea soils(Tea Research Institute. Thalawakelle, 2009) Dissanayake, D.M.B.N.; Gunaratne, G.P.; Zoysa, A.K.N.; Hettiarachchi, L.S.K.; Priyantha, H.M.D.N.Item Factors Affecting Potassium (K) Availability in Mature Tea Fields(Tea Research Institute:Talawakelle, 2009) Gunaratne, G.P.; Samansiri, B.A.D.; Hettiarachchi, L.S.K.; Tea Research Institute; TRI, Sri LankaItem Feasibility of using Soil pH buffering capacity for Dolomite recommendation(Tea Research Institute:Talawakelle, 2012) Liyanage, L.R.M.C.; Gunaratne, G.P.; Jayakody, A.N.; Tea Research Institute; TRI, Sri LankaItem Feasibility of Using Soil pH Buffering Capacity for Dolomite Recommendation for Tea Growing Soils in Sri Lanka(Tea Research Institute:Talawakelle, 2012) Liyanage, L.R.M.C.; Jayakody, A.N.; Wijayatunga, W.M.S.; Gunaratne, G.P.Item Identification of magnesium deficiency symptoms: Leaf analysis as a guide in tea crop nutrition(Tea Research Institute:Talawakelle, 1997) Hettiarachchi, L.S.K.; Gunaratne, G.P.; Tea Research Institute of Sri LankaItem Outcome of a collaborative trial on Nitrogen and Potassium:Tea Research Institute and Maskeliya Plantations LTD(Tea Research Institute:Talawakelle, 2003) Hettiarachchi, L.S.K.; Ananthacumraswamy, S.; Gunaratne, G.P.; Zoysa, A.K.N.; Christy, T.T.; Perera, D.; Pathiraja, M.; Tea Research Institute of Sri LankaItem Site-Specific Fertilizing:a Novel Approach(Tea Research Institute:Talawakelle, 2004) Zoysa, A.K.N.; Gunaratne, G.P.; Tea Research Institute of Sri LankaItem SS Fert Master: Computer Model for Site Specific Fertilizer Estimation(Tea Research Institute:Talawakelle, 2006) Zoysa, A.K.N.; Alagiyawadu, U.D.; Mohamed, M.T.Z.; Gunaratne, G.P.; Tea Research Institute of Sri LankaItem Sulphur deficiency:A note to tea plantations in Uva Region(Tea Research Institute:Talawakelle, 2005) Gunaratne, G.P.; Hettiarachchi, L.S.K.; Rajasinghe, J.C.K.; Tea Research Institute of Sri LankaItem Sulphur Status in Mature Tea Fields(Tea Research Institute:Talawakelle, 2008) Hettiarachchi, L.S.K.; Gunaratne, G.P.; Ananthacumaraswamy, S.; Jayakody, A.N.; Tea Research Institute; TRI, Sri LankaItem Towards Site Specific Fertilizer Recommendations (SSFR) for Mature Tea(Tea Research Institute:Talawakelle, 2005) Hettiarachchi, L.S.K.; Gunaratne, G.P.; Zoysa, A.K.N.; Ananthacoomaraswamy, S.; Tea Research Institute; TRI, Sri LankaItem Transformations of applied urea in soil of tea growing areas as affected by an urease inhibitor ( Agratain )(TRI. Talawakelle, 2003) Tennakoon, P.K.K.; Hettiarachchi, L.S.K.; Zoysa, A.K.N.; Gunaratne, G.P.Item "Yellow Rain" on Tea Plantations in Lindula and Agarapatna areas(Tea Research Institute:Talawakelle, 2006) Dissanayake, D.M.B.N.; Gunaratne, O.G.K.A.; Gunaratne, G.P.; Hettiarachchi, L.S.K.; Tea Research Institute of Sri Lanka