Luphzhy, M.P.D.L.; Vivehanthan, K.; Dassanayaka, M.P.; Satharasinghe, D.C.(Faculty of Agriculture and Plantation Management,Wayamba University of Sri Lanka, Makandura, 2016)
Herath, H.M.A.Y.; Vivehananthan, K.; Rajapaksha, R.P.V.J.; Rathnayake, C.; Satharasinghe, D.C.(Faculty of Agriculture and Plantation Management,Wayamba University of Sri Lanka, Makandura, 2016)