Tropical Agricultural Research

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Variations in Soil Chemical Parameters of Long Term Sugarcane- Growing Alfisols under Contrasting Cropping Conditions at Sevanagala, Sri Lanka
(Postgraduate Institute of Agriculture, University of Peradeniya:Peradeniya, 2020) Weerasinghe, H.A.S.; Gunaratne, G.P.; Jayakody, A.N.; Dharmakeerthi, R.S.
Ammonia volatilization from frequently applied fertilizers for the low-country tea growing soils of Sri Lanka
(Postgraduate Institute of Agriculture, University of Peradeniya:Peradeniya, 2014) Liyanage, L.R.M.C.; Jayakody, A.N.; Gunaratne, G.P.
Effects of intensive cropping on potassium status of soils in tea growing areas
(Postgraduate Institute of Agriculture, University of Peradeniya:Peradeniya, 2000) Gunaratne, G.P.; Jayakody, A.N.; Hettiarachchi, L.S.K.