Gunarathna, K.M.S.U.; Chandrasekara, A.; Abeynayake, N.R.(Faculty of Agriculture and Plantation Management,Wayamba University of Sri Lanka, Makandura, 2016)
Devadawson, C.; Sivakanesan, R.; Chandrasekara, A.; Arulnithy, K.; Jayasinghe, C.(Senate Research and Higher Degrees Committee, Wayamba University of Sri Lanka, 2017)