Research Reports
Permanent URI for this collectionhttps://dl.nsf.gov.lk/handle/1/18145
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Item Monitoring of sediment movement pattern in cultivated lands of victoria reservoir catchement areaKrishnarajah, P.; Wickramasinghe, L.A.Item Relationship between Soil Potassium and response of sweet potato to added potassium fertilizersWelikala, N.; Somapala, H.; Jayasooriya, Y.Item Effect of potassium and magnesium fertilizers on growth yield and mineral composition of hevea brasilliensisIqbal, S.M.M.; Yogaratnam, N.Item To evaluate the efficiency of uptake and utilization of potash fertilizers by mature tea in Sri Lanka with special reference to soil fertility, crop production, drought resistance and recovery from pruning.Wickramasinghe, K.N.; Krishnapillai, S.; Weerasinghe, D.K.Item Role of Potassium in relation to drought hardiness in young teaWatson, M.; Wadasinghe, GItem Fertilizer studies on selected vegetable crops in the up country with emphasis on residual activity of soil P and K.Yapa,U.W.S.P.; Weerasinghe; Wijewardena, J.D.N.; Jayasundara, J.M.P.Item Effect of Potassium buffer capacity and the mobility of nonexchangeable potassium on the availability of Potassium in some of the important rice soils of Sri LankaKeerthisinghe, G.; Nandadasa, M.; Tenabadu, M.W.