Phillips, G.B.Weerawardena, N.D.R.2014-12-162014-12-161991The Sri Lanka Forester, 20(1-2):p.59-62https://dl.nsf.gov.lk/handle/1/16356ForestryPlant growthUp countrySpecies trialsPinus patulaPinus caribaeaProvenance trials of Pinus patula ssp. tecunumanii and P. caribaea var. hondurensis. two-and-a-half-year results