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Pathirana, P. D., Environment and Energy Programme, United Nations Development Programme (UNDP), Country Office, Colombo, Sri Lanka
Pathirana, R, University of Ruhuna
Pathirana, S., Southern Cross University, Australia
Pathirana, S., School of Enviornrnental Science & Management, Southern Cross University, Lismore NSW 2480 - Australia (Sri Lanka)
Pathirana, S., School of Environmental Science and Management, Southern Cross University, Australia.
Pathiranage, S. R. W., Department of Agricultural Engineering, Faculty of Agriculture, University of Ruhuna
Pathirathne, W.S.K., Department or Forestry and Environmental Science. University or Sri Jayewardenepura
Pathiratne, K. A. S., Department of Chemistry, Universityof Kelaniya
Pathmalal , M.M., Department of Zoology, University of Sri Jayewardenepura, Nugegoda, Sri Lanka
Pathmalal , M.M., University of Sri Jayewardenepura, Nugegoda, Sri Lanka
Pathmalal, M.M., Centre for Water Quality and Algae Research, Department of Zoology, University of Sri Jayewardenepura, Nugegoda, Sri Lanka
Pathmanathan , S., Department of Botany, University of Jaffna, Sri Lanka
Pathmesiri, D.D.N., Natlonal Water Supply and Drainage Board, Ratmalana
Paththinige, S. S., Faculty of Agriculture, University of Ruhuna
Patra, Sudhakar, Ravenshaw University, India.
Peiris, B. C. N., Department of Crop Science, Faculty of Agriculture, University of Peradeniya
Peiris, D.C.
Peiris, K. H. S., Fruit Crops Research and Development Center, Department of Agriculture, Kananwila, Horana
Peiris, L.D.
Peiris, L.D.C.
Peiris, L.D.C., Department of Zoology, Faculty of Applied Sciences, University of Sri Jayewardenepura, Nugegoda, Sri Lanka (Sri Lanka)
Peiris, L.D.C., Department of Zoology, University of Sri Jayewardenepura, Nugegoda, Sri Lanka
Peiris, L.D.C., Department of Zoology, University of Sri Jayewardenepura, Sri Lanka
Peiris, L.D.C., Industrial Technology Institute, Malabe, Sri Lanka
Peiris, M.M.K., Department of Botany, University of Sri Jayawardenepura, Sri Lanka

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