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Item Floral relationships of bees in selected areas of Sri Lanka(University of Peradeniya. Peradeniya, 2005) Karunaratne, W.A.I.P.; Edirisinghe, J.P.; Gunatilleke, C.V.S.Item Ecological aspects of weed flora in an irrigated rice field ecosystem at Bathalagoda in Sri Lanka(National Science Foundation:Colombo, 2002) Bambaradeniya, C.N.B.; Gunatilleke, C.V.S.Item Reproductive biology of some Shorea spp. section Doona (Dipterocarpaceae) in Sinharaja I:floral biology, flower visitors and pollination(1987) Dayanandan, S.; Abeygunasekara, A.W.W.L.; Gunatilleke, I.A.U.N.; Gunatilleke, C.V.S.Item Effect of different propagule types, growing media and rooting hormones on initial sprouting of the medicinal plant cyperus rotundus L.(University of Peradeniya. Peradeniya, 2002) De Alwis, K.K.S.K.; Tennakoon, K.U.; Gunatilleke, C.V.S.; Gunatillke, I.A.U.N.Item A floristic survey of a unique lowland rain forest in Moraella in the knuckles valley, Sri Lanka(University of Peradeniya. Peradeniya, 2011) Medawatte, W.W.M.A.B.; Ekanayake, E.M.B.; Tennakoon, K.U.; Gunatilleke, C.V.S.; Gunatilleke, I.A.U.N.Item Some observations on the reprodutive biology of three species of Lonicera L. (Caprifoliaceae)(1984-85) Gunatilleke, L.A.U.N.; Gunatilleke, C.V.S.Breeding experiments with two introduced species, Lonicera deflexicalyx balt., L. gracilipes Miq. compatible, but the capacity for out-crossing and successful open-pollination to be significantly greaterthan that for selfing. Stigma receptivity during the entire period of bloom in all three species suggests an exception to the protandrous condition previously suggested for this genus. Interspecific crosses between these species result in fruit yield ranging from 25091 percent which may account for the phenotypic variation observed among cultivated plants of these speciesItem Studies on propagation optimal growth conditions and fruit formation of the medicinal plant Piper Longum L.(University of Peradeniya. Peradeniya, 2002) Etampawala, E.R.L.B,; Tennakoon, K.U.; Gunatilleke, C.V.S.; Gunatilleke, I.A.U.N.Item Biological Conservation in Sri Lanka:a national status report(NARESA:Colombo; 64p, 1989) Wijesinghe, L.C.A.De S; Gunatilleke, I.A.U.N.; Jayawardana, S.D.G.; Kotagama, S.W.; Gunatilleke, C.V.S.Item Pollination and breeding biology of Vateria copallifera (Retz.) alston (Dipterocarpaceae)(1986) Attygalle, D.N.C.; Gunatilleke, I.A.U.N.; Gunatilleke, C.V.S.Item Distinctiveness of termite assemblages in two fragmented forest types in Hantane hills in the Kandy district of Sri Lanka(2010) Hemachandra, I.I.; Edirisinghe, J.P.; Karunaratne, W.A.I.P.; Gunatilleke, C.V.S.