Tropical Agricultural Research
Permanent URI for this collectionhttps://dl.nsf.gov.lk/handle/1/11652
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Item Determination of optimum nitrogen concentrations in hydroponics for tomato grown in coir medium in tropical greenhouse(Postgraduate Institute of Agriculture, University of Peradeniya:Peradeniya, 2019-11) Erabadupitiya, H.R.U.T.; Weerakkody, W.A.P.; Nandasena, K.A.Item Seasonal and spatial variations of N, P, K and Cd concentrations in water of the Mahakanumulla cascade in the dry zone of Sri Lanka(Postgraduate Institute of Agriculture, University of Peradeniya:Peradeniya, 2013) Wijesundara, W.M.G.D.; Nandasena, K.A.; Jayakody, A.N.Item Potential exploitation of refuse tea as an alternative medium in mushroom cultivation(Postgraduate Institute of Agriculture, University of Peradeniya:Peradeniya, 2006) Rupasinghe, K.H.; Nandasena, K.A.Item Plant nutrient contamination of shallow-groundwater in intensive vegetable gardens of Nuwara Eliya(Postgraduate Institute of Agriculture, University of Peradeniya:Peradeniya, 2005) Rajakaruna, R.M.P.; Nandasena, K.A.; Jayakody, A.N.Item A new sequential extraction method for soil organic matter fractionation(Postgraduate Institute of Agriculture, University of Peradeniya:Peradeniya, 1991) Nandasena, K.A.; Vlassak, K.