Manthriratna, M.A.P.2014-06-032014-06-031971Ceylon Coconut Quarterly, 22(3-4):p.107-113https://dl-cri.nsf.gov.lk//handle/1/2969BreedingField trialsHybridsTypica x nanaLeaf productionFloweringYieldSome results of field experimentation with typica-nana(F1) hybirds 1.Leafproduction, flowering and yield