Samarappuli, L.2012-07-312012-07-312000Bulletin of the Rubber Research Institute of Sri Lanka41pp.10-21https://dl.nsf.gov.lk/handle/1/9081Soil ScienceSoil propertiesRubberSoil classificationSoil chemistrySoil fertilityAgricultureRubber growing soils and their characteristicsArticle