2014-04-222014-04-222007https://dl-rri.nsf.gov.lk/handle/1/2132BotanyPlanting densityGrowthYieldDifferent clonesEffects of planting density on growth and yield of three different clones of rubber (Hevea brasiliensis Muell. Arg.)ThesisMPhil5494University of Sri Jayewardenepura