Madurapperuma, W.S.Kumaragamage, D.2014-06-032014-06-031999Journal of Soil Science Society of Sri Lanka, 11:p.29-36https://dl-cri.nsf.gov.lk//handle/1/3751Soils and Plant NutritionAB-DTPA extractantMacro nutrientsMicro nutrientsAcidic soilsNeutral soilsEvaluation of AB-DTPA extractant for the estimation of plant available macro and micronutrients in acidic and neutral soils