Browsing by Author "Mathes, D.T."
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Item A biometrical approach to evolving a selection index for seed parents in coconut (Cocos nucifera L.)(CRI:Lunuwila, 1980) Abeywardena, V.; Mathes, D.T.Item A study on when to conclude a long term fertilizer trial on coconut yield(CRI:Lunuwila, 1980) Mathes, D.T.Item Effect of extraction of inflorescence sap and the removal of immature fruit bunches on the production of female flowers in coconut(CRI. Lunuwila, 1984) Mathes, D.T.Item Effect of irrigation on establishment and early growth of coconut (VAR.CRIC 60) in the dry zone of Sri Lanka(CRI, 1989) Liyanage, L.V.K.; Mathes, D.T.Item Harvesting coconuts at monthly intervals will provide large scale benefits(Coconut Research Institute. Lunuwila, 1994) Mathes, D.T.Item The impact of harvesting coconuts at monthly intervals(CRI. Lunuwila, 2004) Mathes, D.T.; Marikkar,J.M.NItem A method for determining leaf area of one, two and three year old coconut seedlings (Var. CRIC 60)(CRI, 1989) Mathes, D.T.; Liyanage, L.V.K.; Randeni, G.Item A non-destructive method for determining the area of unsplit leaves of coconut seedlings(CRI. Lunuwila, 2000-2002) Ranasinghe, C.S.; Mathes, D.T.; Silva, L.R.S.; Kularatne, J.D.J.S.Item Reduction of experimental error in coconut with adjustment by an integrated index developed through principal component analysis using vegetative and reproductive characters(Coconut Research Institute. Lunuwila, 1996) Mathes, D.T.; Gunathilaka, H.A.J.; Fernando, D.N.S.Item Significance of using soil depth as a calibrating variate in a fertilizer experiment on coconut yield(CRI:Lunuwila, 1981) Mathes, D.T.Item The sulphur nutrition of coconut(CRI. Lunuwila, 1985) De Silva, M.A.T.; Anthonypillai, G.M.; Mathes, D.T.