(Postgraduate Institute of Agriculture, University of Peradeniya:Peradeniya, 2002) Gunasekera, H.K.L.K.; Nugawela, A.; de Costa, W.A.J.M.; Attanayake, D.P.S.T.G.
(Rubber research Institute. Agalawatte, 1984) Attanayake, D.P.S.T.G.; Dharmaratne, S.C.
The low fruit set following hand pollinations is a hindrence to rapid progress in Hevea breeding. Observations were made on flowering time, it's effect on pollen collected after anthesis were observed in this preliminary work.
