De Rosayro, R.A.2014-12-162014-12-161955The Ceylon Forester, 2(1)(New series):p.05-26https://dl.nsf.gov.lk/handle/1/16757ForestryForest typesYield regulationVegetational studiesSoil studiesStem number distributionDipterocarpus communityShelterwood systemThe silviculture and management of tropical rain forest with special reference to Ceylon