Practical Manual for GCE A/L Biosystem Technology Teachers
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Item Lesson 31: Isolation of Clove Oil by Steam Distillation(Research Services Centre, Faculty of Science, University of Kelaniya, 2015) Arachchige, N.M.Item Lesson 01: Measurement of meteorological parameters/variables which are affecting biosystems(Research Services Centre, Faculty of Science, University of Kelaniya, 2015) Weerasinghe, V.P.A.Item Lesson 02: Determination of water percentage in a soil sample by gravimetric analysis(Research Services Centre, Faculty of Science, University of Kelaniya, 2015) Premaratne, W.A.P.J.Item Lesson 26: Detection of plant viruses(Research Services Centre, Faculty of Science, University of Kelaniya, 2015) Attanayake, R.N.Item Lesson 27: Symptom Identification and Study of Histological Changes of Nematode Infected Plants, Isolation of Nematodes from Soil (Bearmann Funnel Method) and Studying Various Life Cycle Stages of Nematodes(Research Services Centre, Faculty of Science, University of Kelaniya, 2015) Kannangara, S.Item Lesson 24: Identification of disease symptoms using live specimens(Research Services Centre, Faculty of Science, University of Kelaniya, 2015) Deshappriya, N.; Attanayake, R.N.Item Lesson 13: Voltage comparator and its application as controller(Research Services Centre, Faculty of Science, University of Kelaniya, 2015) Wijesundera, L.B.D.R.P.Item Lesson 25: Identification of pathogens by culturing on artificial media(Research Services Centre, Faculty of Science, University of Kelaniya, 2015) Deshappriya, N.; Attanayake, R.N.Item Lesson 20: Designing a simple micro-irrigation system(Research Services Centre, Faculty of Science, University of Kelaniya, 2015) Najim, M.M.M.Item Lesson 22: Identify the types of insect pests and their damage(Research Services Centre, Faculty of Science, University of Kelaniya, 2015) Amarasinghe, L.D.; Ganehiarachchi, G.A.S.M.Item Lesson 21: Weeds and Weed Management Methods(Research Services Centre, Faculty of Science, University of Kelaniya, 2015) Senanayake, S.P.; Ratnayake, R.M.C.S.Item Lesson 23: Methyl eugenol trap to attract and capture fruit flies(Research Services Centre, Faculty of Science, University of Kelaniya, 2015) Amarasinghe, L.D.Item Lesson 05: Determination of water percentage of a soil sample at field capacity(Research Services Centre, Faculty of Science, University of Kelaniya, 2015) Premaratne, W.A.P.J.Item Lesson 19: Introduction to Pumps(Research Services Centre, Faculty of Science, University of Kelaniya, 2015) Jayatissa, N.W.K.Item Lesson 04: Determination of soil density and its compaction or porosity(Research Services Centre, Faculty of Science, University of Kelaniya, 2015) Premaratne, W.A.P.J.Item Lesson 14: Introduction to Microcontroller(Research Services Centre, Faculty of Science, University of Kelaniya, 2015) Jayatissa, N.W.K.Item Lesson 09: Introduction to transistor and design of a simple transistor switch(Research Services Centre, Faculty of Science, University of Kelaniya, 2015) Jayathilaka, K.M.D.C.Item Lesson 07: Identification of few passive devices used in Technological Electronics(Research Services Centre, Faculty of Science, University of Kelaniya, 2015) Abeywarna, U.K.Item Lesson 11: Transistor switch connected to relay and control the external load(Research Services Centre, Faculty of Science, University of Kelaniya, 2015) Jayathilaka, K.M.D.C.Item Lesson 17: Determination of water quality parameters such as pH, dissolved oxygen (DO) and electrical conductivity by chemical methods(Research Services Centre, Faculty of Science, University of Kelaniya, 2015) Skandaraja, S.S.