Browsing by Author "Smith, L."
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Item Identification and estimation of priority weights of irrigation system management objectives for irrigation system performance assessment(Postgraduate Institute of Agriculture, University of Peradeniya:Peradeniya, 1992) Kotagama, H.B.; Smith, L.; Carruthers, I.D.Item Justification for govenment investments on nature resource conservation:Economic analysis of soil conservation in a micro-watershed(Postgraduate Institute of Agriculture, University of Peradeniya:Peradeniya, 2002) Weerapperuma, W.S.K.; Kotagama, H.B.; Sumithraarachchi, D.B.; Smith, L.