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Item Effects of shade and water stress on growth and related physiological parameters of the seedlings of five forest tree species(National Science Foundation:Colombo, 2000) De Costa, W.A.J.M.; Rozana, M.F.Item Relationship between stomatal conductance and leaf water potential in selected forest tree species growing under different levels of natural shade in the mid country wet zone(National Science Foundation:Colombo, 2000) De Costa, W.A.J.M.; Abeysinghe, W.A.M.W.K.S.B.; Chandrapala, A.G.Item Alstonia macrophylla(Forest Department:Colombo, 1983) Siapno, I.B.Item Relationship between stomatal conductance and leaf water potential in selected forest tree species growing under different levels of natural shade in the mid country wet zone(National Science Foundation of Sri Lanka, 2000-03) De Costa, W.A.J.M.; Abeysinghe, W.A.M.W.K.S.B.; Chandrapala, A.G.Item Notes on the planting of forest species(Department of Forest:Colombo, 1972) Perera, W.R.H.