BOT 2003: Ecology, Environment and Plants

Course IDCourse NameInstructorRoom NumberTime
BOT 2003Ecology, Environment and PlantsAshfaque AhmedDepartment of Botany9:00-9:50 A.M. (Sunday), 10:00-12:50 P.M. (Monday)

Theory (marks: 80)
A. Enecology (Vegetation Ecology):
      1. History. Definition, Scope and sub-divisions of Ecology. Environment and Plants of Hydropytes, Xcrophytes and Halophytes: Their ecological features.
      2. Plant succession: Types and Causes of Succession.
      3. Methods of Studying Vegetation; Life Form.
      4. Ecosystem: classification, structure and components of ecosystem, food chain and food web. energy and mineral movement in ecosystem.
      5. Forest Ecology: Brief description of Sundarban mangrove and deciduous forests of Bangladesh; dominant plants.
      6. Brief account of Phytogeographical regions of the world.
      7. Sampling, Tests of comparison and application of quadrat measures, vegetation analysis and Random sampling.
 
B. Autecology (Physiological Ecology)
      1. The environment of plants: The hydrosphere, the biosphere.
      2. The role of green plants in nature with reference to:
            (i) The sun- thermonuclear energy source
            (ii) Radiant energy
            (iii)Human population and food supply
            (iv) CO2 and world climate.
      3. Soil environment: Physical aspects and Chemical aspects; distribution of plants.
      4. Energy Environment: Energy Budget of different climatic zone.
      5. Sources of salinity: classification of saline habitat.
      6. Biogeochemical cycles: Definition, Types of biogeochemical cycle, water and carbon cycles.
      7. Biodiversity: What is biodiversity, Causes of the loss and degradation of biodiversity, species diversity analysis.
C. Environment
      1. Water Resources, the global picture and the environment.
      2. Green House Gases, Ozone depletion and CFC, CFC use in Bangladesh.
      3. Climate Change: Causes and evidence.

Practical (Marks: 20)
      1. Field note book to study the seasonal variation of vegetation and habitats.
      2 Morphology and anatomy of hydrophytes and xerophytes.
      3. Determination of pH in water and soil samples.
      Determination of dissolved oxygen (DO) in water sample.
      Determination of salinity in water samples.
      Vegetation analysis.
      Identification of forest plants from herbarium sheets.
 
Suggested Readings:
Bannister, P. I 976. Introduction to Physiological Plant Ecology. Black-well Scientific Publication.
Barbour, M.G. and Burk, J.H. 1987. Terrestrial Ecology. The Benjamin Publishing Company.
Chiras, D. D. 1985. Environmental Scicncc.  The Benjamin Publishing Co. Inc.
Daubenmire, R. 1978. Plant Geography. Academy Press.
Etherington, J.R. 1971. Environment and Plant Ecology. John Willey & Sons Inc., NY.
Gates, D. M. 1967. Energy Exchange in the biosphere. Harper International.
Gates, D. M.  1993. Climate Change. Sinaur Associates Inc.
Larchar, W. L. 1975. Physiological Plant Ecology. Springer -Verlag.
Kershaw, K. A. 1958. Quantitative and Dynamic Plant Ecology. Edward Arnold Ltd.
Muller-Dumbois, D. and H. Ellenberg. 974. Aims and Methods of Vegetation Ecology. John Willey and Sons.
Odum, E. P. 1971 – Fundamentals of Ecology. Toppan Co. Ltd., Japan.
Shimwell, D N. 1971. Description and Classification of Vegetattion. Sidwick and Jackson, London.
Weaver, J.E. and Clements, F.E. 1978. Plant Ecology. McGraw Hill Book, N.Y.
Waisel, J. 1972. Biology of Halophytes. Academic Press.

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