Jeevaratnam, A.J.2012-06-252012-06-251959Journal of the Rubber Research Institute of Ceylon35(1)pp.10-15https://dl.nsf.gov.lk/handle/1/8745Soil ScienceSoil surveyLateritic soilsSoil typesRubberCABOOK or laterite in relation to the soil survey of the rubber growing districtsArticle