hylocereus undatus (Haw) britton and rose a fruit for the tuture Gunasena, H. P. M. creator Pushpakumara, D.K.N.G. Sri Lanka Council for Agricultural Research Policy, National Multipurpose Tree Species Research Network of Sri Lanka and World Agroforestry Centre 2006 xiii,87p. 26cm Dragon fruit 634.987 GUN 9559224255