Piyathilake , I.D.U.H., Faculty of Graduate Studies, Sabaragamuwa University of Sri Lanka, Belihuloya, Sri Lanka, Sri Lanka

• Proceedings of International Forestry and Environment Symposium Vol. 25 (2020): 25th International Forestry and Environment Symposium - Covid 19 on Environment and Society
  Agrochemical Usage and Farmers Perception on Selecting Pesticides in Upper Uma Oya Watershed in Sri Lanka
  Abstract  PDF