Duminda, D.M.S., Department. of Soil and Water Resources Management, Faculty of Agriculture, Rajarata University of Sri Lanka, Anuradhapura, Sri Lanka
Dunsford , L.B., Civil Aviation Training Centre, Ratmalana, Sri Lanka
Dunukara, D.M.A.M , University of Sri Jayewardenepura, Sri Lanka
Dunusinghe , P., Department of Economics, University of Colombo, Sri Lanka.
Dunusinghe, P.M.
Dunuwila, P., Rubber Reasrch Institutre of Sri Lanka
Dunuwila, V.R. , Department of Business Economics, University of Sri Jayewardenepura, Sri Lanka
Duquesnois, Franck , IRGO, Bordeaux University, France
Duraisamy, P.
Durge, Y., GNVS Institute of Management, India
Dushani, S.N., Ocean University of Sri Lanka, Mattakkuliya, Sri Lanka

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