Browsing by Author "De SOYZA, A.G.A."
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Item Effect of puncture vs conventional tapping on the yield and girth of Hevea(RRI. Agalawatta, 1983) De SOYZA, A.G.A.; SAMARANAYAKE, C.Item A survey on the incidence and pattern of distribution of the brown bast disease of Hevea, in Sri Lanka(RRI. Agalawatta, 1983) De SOYZA, A.G.A.; SAMARANAYAKE, C.; ABEYWARDENE, V.; JAYARATNB, A.H.R.Item Virgin bark tapping of RRIC 100, RRIC 101 and RRIC 103(RRI. Agalawatta, 1983) De S . WAIDYANATHA, U.P.; SAMARANAYAKB, C.; De SOYZA, A.G.A.; PBRBRA, M.C.