Jayaweera, P.S.Nandalal, K.D.W.Ratnayake, U.R.2024-10-112024-10-112010-12-16Peradeniya University Research Session PURSE -2010, Proceeding and Abstracts, University of Peradeniya, Sri Lanka, Vol.15, 16th December, 2010, PP. 730-7321391-4111970-955-589-145-5https://ir.lib.pdn.ac.lk/handle/20.500.14444/1871en-USArticle