Wijewardena, J.D.H.2014-12-162014-12-162000Journal of the Soil Science Society of Sri Lanka, 12:p.1-13https://dl.nsf.gov.lk/handle/1/16278Soil SciencesPlant nutrient managementSoil fertilityVegetable cultivationPotatoesUpcountryOrganic manureChemical fertilizerLimingSustainable plant nutrient management in intensive vegetable growing lands in the upcountry of Sri LankaArticle