Weeraratna, W.G.2014-12-162014-12-161960The Ceylon Forester, 4(3)(New series):p.264-280https://dl.nsf.gov.lk/handle/1/16743Biological SciencesInfectionsInvasionHost-parasiteHyperparasitismThe ecology and biology of parasitism of the Loranthaceae of Ceylon