A few examples

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River Ecology is Affected by Low Oxygen. Guide to a Green Planet, edited by Jules Pretty, University of Essex, 2002.

Uptake Pathways for the Genetic Modification of Crops. Plant Sciences Research Programme Annual Programme Report, 2002, edited by Lynn Parr, Centre for Arid Zone Studies, Bangor, 2003.

Summary. Institutional Change in the Agricultural Support Sector in Nepal, edited by Lynn Parr, Centre for Arid Zone Studies, Bangor, 2002.

Breeding Rain-fed Rice for Drought-Prone Environments: Integrating Conventional and Participatory Plant Breeding in South and Southeast Asia. Proceedings of a DFID Plant Sciences Research Programme/IRRI Conference 12-15 March 2002, IRRI, Los Banos, Laguna, Philippines. Edited by L.B. Parr, J.R. Witcombe, G.N. Atlin. Centre for Arid Zone Studies, Bangor, 2002.

Long-term trends in water quality and their impact on macroinvertebrate assemblages in eutrophic lowland rivers. Science of the Total Environment, 37, 12, 2003, pp 2969-2979.

Causes of low oxygen in a lowland, regulated eutrophic river in eastern England. Water Research 321, 2004, 273-286.

Reduction in photosynthetic efficiency of Cladophora glomerata induced by overlying canopies of Lemna spp. Water Research 36, 7, 2002 , pp1735-1742.

National Nature Reserves and SSSIs in Wales. Countryside Council for Wales, 2001.

Causes and Consequences of Low Dissolved Oxygen in Lowland Rivers, PhD Thesis, University of Essex, 2000.

Deoxygenation of the River Deben in 1997. The Environment Agency, 1998.