Yapa, P. A. J., Rubber Research Institute of Sri Lanka ()
Yapa, P. A. J., Department of Botany, University of Sri Jayewardenepura, Sri Lanka ()
Yapa, P. I., Faculty of Agricultural Sciences, Sabaragamuwa University of Sri Lanka, Sri Lanka. ()
Yapa, P.A.J., Department of Botany, University of Sri Jayewardenepura ()
Yapa, P.A.J., Department of Botany. University of Sri Jayewardenepura. Nugegoda ()
Yapa, P.A.J., Department of Botany, Faculty of Applied Sceiences, University of Sri Jayewardenepura, Nugegoda, Sri Lanka ()
Yapa, P.I., Rubber Research Institute, Dartonfield, Agalawatte, Sri Lanka ()
Yapa, P.I., Department of Export Agriculture, Faculty of Agricultural Sciences, Sabaragamuwa University, Belihuloya, Sri Lanka ()
Yapa, P.I., Department of Export Agriculture, Sabaragamuwa University of Sri Lanka ()
Yapa, P.N. ()
Yapa, P.N., Department of Biological Sciences, Faculty of Applied Sciences, Rajarata University of Sri Lanka, Mihinthale, Sri Lanka ()
Yapa, P.N.
Yapa, P.N., Faculty of Applied Sciences, Rajarata University of Sri Lanka, Mihintale, Sri Lanka ()
Yapa, W.B., Faculty of Science, University of Colombo, Colombo 03, Sri Lanka ()
Yapa, Y.M.N.C., Department of Agricultural Engineering and Soil Science, Faculty of Agriculture, Rajarata University, Anuradhapura, Sri Lanka ()
YAPABANDARA, Y.M.H.B., Department of Crop Science, Faculty of Aqriculture, University of Ruhena ()
Yasaratne, U.L.S.
Yatawara, M.D.M.D.W.M.M.K. ()
Yogalakhsmi, J, Ministry of Environment and Forests, Government of India, Chennai, Tamil Nadu, India ()
Yogalakhsmi, J., Animal Welfare Board of India, Ministry of Environment and Forests, Tamilnadu, India ()
Youpkarigha, F.O., Institute of Geosciences and Space Technology, Rivers State University of Science and Technology, Port Harcourt, Nigeria ()
Zoysa, A. K. N., Tea Research Institute, Thalawakele ()
Zoysa, A. K. N., Tea Research Institute of Sri Lanka, Talawakele ()
Zoysa, K.
Zoysa, M.C.L., National Institute of Fisheries and Nautical Engineering, Sri Lanka ()

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