Lesson 22: Identify the types of insect pests and their damage
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Date
2015
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Research Services Centre, Faculty of Science, University of Kelaniya
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Amarasinghe, L.D. and Ganehiarachchi, G.A.S.M. 2015. Lesson 22: Identify the types of insect pests and their damage, In: Practical Manual for GCE A/L Biosystem Technology Teachers. Ministry of Education and University of Kelaniya, Sri Lanka. 157-165 pp.