Browsing by Author "Abeygunawardena, P"
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Item Demand elasticities of selected proteinous food in Sri Lanka(1990-02) Dharmasena, H.H; Abeygunawardena, P; Zuhair, SMM; Pinnaduwage, SThe objective of this paper is to estimate price and expenditure elasticities of beef,mutton,chicken fresh fish and dried fish.Data were collected from the department of census and statistics and the Central Bank of Sri Lanka. Elasticities were estimated employing a finite version of the rotterdam model.Item Interdisciplinary research towards management of non-timber forest resources in lowland rain forests of Sri Lanka.(1993) Gunatilleke, L.A.V.N; Gunatilleke, C.V.S; Abeygunawardena, PLowland and mid-elevational rain forests of Sri Lanka harbor over 90% of the angiosperm species endernic to the island and are among the floristically richest biomcs in the whole of South Asia. These rain forests are restricted to about 15000KM of the Southwestern quarter of the island popularly known as the "wet zone" even with in this small area the species distribution is highly localized.Item Role of non-timber forest products in the economy of peripheal communities of Knuckles national wilderness area of Sri Lanka : A farming systems approach(2022) Gunatilleke, H.M; Senaratne, D.A.H; Abeygunawardena, PThree protected forests Sinharaja,Knuckles and peak wilderness are considered to be the most important nature reserves in Sri Lanka. The Knuckles range of forests lies in the Kandy and Matale districts of Sri Lanka and geomorphologically is part of the central highlands.These forests provide great environmental services as watersheds and climatic moderalors for the region. They also contain many endemic plant and animal species.