Browsing by Author "Ratnayake, U.A.J."
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Item Potential of Eppawala rock phosphate as a phosphorus fertilizer for rice cultivation in acid sulphate soils in Matara district of Sri Lanka(Postgraduate Institute of Agriculture, University of Peradeniya:Peradeniya, 2018) Ratnayake, U.A.J.; Weerasinghe, K.D.N.; Vitharana, U.W.A.; Chandika, K.K.J.