De Rosayro, R.A.2014-12-162014-12-161957The Ceylon Forester, 3(1)(New series):p.50-68https://dl.nsf.gov.lk/handle/1/16666ForestryTopographyGeologySoilsClimateShelterbeltsDry patanas zonePlanting techniquesMechanized afforestationPasture schemesErodible areasAfforestation for protection and conservation in the up-country patanas