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Item Influnce of fertilizers on growth and mineral composition of Hevea seedlings grown in the field nursery(Rubber Research Institute. Agalawatta, 1986) Dissanayake, D.M.A.P.; Mithrasena, U.Item Rock phosphate fertilizers with special reference to Eppawala(Rubber Research Institute. Agalawatte, 1996) Dissanayake, D.M.A.P.; Perera, A.M.A.; Jayalath, A.Item Farmers perspectives. expectations and constraints faced by smallholder rubber farmers in Moneragala(Rubber Research Institute of Sri Lanka. Agalawatta, 2005) Dissanayake, D.M.A.P.; Wijesuriya, W.; Abeywardene, V.Item Use of a root bioassay method to determine phosphorus availability and uptake for some crop species(University of Ruhuna Faculty of Agriculture. Kamburupitiya, 2000) Dissanayake, D.M.A.P.; Atkinson, D; Edwards, A.C.Item Rubber marketing and related problems in the Moneragala Disteict(Rubber Research Institute. Agalawatta, 2005) Edirisinghe, J.C.; Dissanayake, D.M.A.P.; Prasad, A.K.D.W.Item Weed control in rubber plantations(Rubber Research Institute of Sri Lanka. Agalawatta, 1991) Yogaratnam, N.; Samarappuli, L.; Dissanayake, D.M.A.P.Item Training induced knowledge and adoption of harvesting technologies in rubber smallholdings in the Kegalle district of Sri Lanka(Rubber Research Institute:Agalawatta, 2017) Gunarathne, P.K.K.S.; Dissanayake, D.M.A.P.; Ranawaka, R.A.D.; Wijesuriya, W.Item Some issues related to sustainability in the smallholder rubber sector(Rubber Research Institute . Agalawatta, 2007) Wijesuriya, W.; Dissanayake, D.M.A.P.; Herath, K.; Edirisinghe, J.; Abeywardene, V.Item Reasons for abandoning rubber cultivation. a case study using Bayesian network(BN) approach(Rubber Research Institute. Agalawatte, 2004) wijesuriya, W.; Dissanayake, D.M.A.P.; Wijeratne, M.; Herath, K.; Edirisinghe, J.C.Item Smallholder rubber sector in the Moneragala district: Potentials and constraints(Rubber Research Institute of Sri Lanka. Agalawatta, 2005) Dissanayake, D.M.A.P.; Wijesuriya, W.; Edirisinghe, J.C.