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Browsing by Author Premaratne, W.A.P.J.
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Showing results 1 to 20 of 27
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Issue Date
Title
Author(s)
2017
Analysis of Water and Sediment in Attanagalu Oya in Sri Lanka: Pollution Levels and Effects
Premaratne, W.A.P.J.
;
Perera, H.S.M.
2017
Assessment of Physicochemical Parameters of Water in Cooling Towers and Boilers: Testing and Comparisons.
Premaratne, W.A.P.J.
;
Maithreepala, K.L.U.
2016
Assessment of Water Quality Status and Pollution Levels in Maduru Oya Reservoir in Sri Lanka
Kasthuriarachchi, T.D.W.
;
Wickramaarachchi, W.D.N.
;
Premaratne, W.A.P.J.
2017
Assessments of Drinking Water Quality and Water Treatment Process in Kalatuwawa Reservoir in Sri Lanka.
Premaratne, W.A.P.J.
;
Senarathne, K.S.D.
2017
Development and characterization of a slow release fertilizer system using ammonium nitrate incorporated Gliricidia bark particles.
Premaratne, W.A.P.J.
;
Thisera, P.A.U.D.
2015
Development of a New Biofertilizer System Using Gliricidia Plants Grown in Sri Lanka
Premaratne, W.A.P.J.
;
Amarakoon, T.N.
2015
Development of a new biofertilizer system using Gliricidia plants grown in Sri Lanka
Premaratne, W.A.P.J.
;
Amarakoon, T.N.
2016
Engineered Nanomaterials from Mineral Resources: Application in Industry and Environment
Premaratne, W.A.P.J.
2008
An evaluation of lead levels in paints sold in the Sri Lankan market
Premaratne, W.A.P.J.
;
Silva, N.J.
2009
An evaluation of Nitrogen (N), Phosphorous (P), Potassium (K) levels in Gliricidia plants grown in Sri Lanka to be used as biofertilizers
Premaratne, W.A.P.J.
;
Fernando, K.D.G.
2016
Extraction of copper from copper bearing sulfide ores (chalcopyrite) by oxidative chemical leaching
Premaratne, W.A.P.J.
;
Dharmarathna, A.C.S.
2019
Green Synthesis and Characterization of Zirconia Nanoparticles Using Averrhoa bilimbi
Jeyasakthy, S.
;
Premaratne, W.A.P.J.
2015
Hydrochemical analysis and evaluation of groundwater quality in Rathupaswala area in Sri Lanka
Premaratne, W.A.P.J.
;
Tissera, W.S.L.
2019
An Investigation of Ground Water Quality in Ja-Ela Area in Sri Lanka
Thamel, W.M.P.
;
Premaratne, W.A.P.J.
2019
Investigation of Lead Concentration in Road Dust Samples in Kiribathgoda Area, Sri Lanka
Silva, K.D.M.
;
Premaratne, W.A.P.J.
2016
An investigation of the adsorption of dye (Bromothymol Blue) by Sri Lankan montmorillonite clay
Premaratne, W.A.P.J.
;
Perera, V.M.
2015
Lesson 02: Determination of water percentage in a soil sample by gravimetric analysis
Premaratne, W.A.P.J.
2015
Lesson 03: Determination of different fractions of soil by hydrometer test and textural triangle
Premaratne, W.A.P.J.
2015
Lesson 04: Determination of soil density and its compaction or porosity
Premaratne, W.A.P.J.
2015
Lesson 05: Determination of water percentage of a soil sample at field capacity
Premaratne, W.A.P.J.