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BOTA 42056

>< Type/ Status : Compulsory
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Course title : Advanced Ecology
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Prerequisite(s) : All core course units in Botany
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Objective: This course will enhance the student's competence in analysing ecological interactions, recognizing appropriate methodologies in ecological research with a view to planning sustainable development.
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Course content:

General features of organic matter and nutrient cycling in terrestrial ecosystems. The roles of fungi and bacteria in these processes and the interactions of these organisms with the soil fauna. Critical discussions of methods for studying the various processes involved in nutrient cycling.

Ecological perspective, diversity within areas, a , b and c diversity, keystone species, functional diversity, diversity between areas, magnitude and assessment of biodiversity, genetic diversity, diversity distribution and patterns, evaluation of rarity and endemism, processes of generation and maintenance of diversity, ecology of extinctions, dynamics of biodiversity, biodiversity and ecosystem services, inventorying and monitoring, biodiversity conservation in Sri Lanka.

Plant community structure and measurement, primary productivity and methods of quantification, indirect effects on food webs, top-down and bottom-up control, community stability and food web structure, empirical properties of food webs, nutrient limitations and food webs.

Forestry: History of forestry in Sri Lanka, Forestry policy, principles of sustainable forestry, current forestry practices, principles of silvicultural management, environmental change and forestry, restoration of degraded ecosystems.

Introduction to Geographical Information Systems (GIS): data sources for GIS, storing and analyzing data, application of GIS to environmental management.

>< Methodology: Lectures, field visits and practical assignments
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Scheme of evaluation: End of course written examination and assignment reports
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Recommended reading:
01. Bormann, F H and Kellert, S R (1991). Ecology, Economics and Ethics. Yale University.
02. Heywood, V H (ed) (1995). Global Biodiversity Aassessment. UNEP
03. Begon, M; Herper, J L and Townsend, C R (1990). Ecology, 3rd Edition, Blackwell Science.
04. Chambers, N; Simmons, C and Wackernagel, M (2000). Sharing Nature's Interest. Earthscan Publishers Ltd.
05. Snedaker, S C and Snedaker, J G (1984). Mangrove Ecosystem: Research Methods. UNESCO, Paris.

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