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Issue Date	Title	Author(s)
2015	Assessment of lead and cadmium levels in selected soils of Jaffna District of Sri Lanka	Vijayakumar, S.; Ratnayake, R.; Gnanavelrajah, N.
2017	A study on potential use of cyanobacteria isolated from fresh water bodies of sri lanka in agriculture	Ramziya, A.; Gnanavelrajah, N.; Fuad Hossain, M.D.; Kumara, K.L.W.; Ratnayake, R.R.
2018	Improvement of soil nutrient levels by adding different combinations of organic amendments	Anusha, S.; Gnanavelrajah, N.; Weerasinghe, P.
2016	Estimation of Soil Organic Carbon and its Fractions in Paddy growing soils of Northern Province of Sri Lanka	Yogenthiran, N.; Ratnayake, R.; Gnanavelrajah, N.
2018	Assessment of the microbial activity during composting of municipal solid waste in combination with locally available resources	Sivachchanthirika, A.; Gnanavelrajah, N.
2019	Performance of plant growth promoting rhizobacteria on cluster onion (Allium cepa L.) under field condition	Neilagini, P.; Sayanthan, A.; Gnanavelrajah, N.; Rajapaksha, R.M.C.P.; Arasakesary, S.J.; Amirthalojanan, A.
2019	The potential use of cyanobacteria as biofertilizer for rice variety BG-251	Priyatharshini, B.; Gnanavelrajah, N.; Ratnayake, R.R.
2020	Formulation of Organic Liquid Fertilizers and their Effects on Germination of Selected Seeds and Growth and Yield of Chilli (Capsicum frutescens L.)	Kalaivani, S.; Gnanavelrajah, N.
2020	Isolation and Identification of Efficient Phosphate Solubilizing Bacteria from Soil and Its Effect on Growth and Yield of Zea mays	Koswaththa, K.R.H.D.; Dissanayaka, P.S.; Gnanavelrajah, N.; Abhiramy, K.
2020	Spatial Variability of Soil Carbon and Its Relationship with Nutrient Availability in Paddy Soils of Trincomalee District, Sri Lanka	Chathuranga, D.M.B.A.; Paranavithana, T.M.; Gnanavelrajah, N.; Ratnayake, R.R.