A comparison of impacts of N deposition applied as NH3 or as NH4Cl on ombrotrophic mire vegetation. Special Edition Responses of Plant Metabolism to Air Pollution and Global Change. 42(3):83-88.. 2002.
Bioindicators of enhanced nitrogen deposition. Environmental Pollution. 126(3):353-361.. 2003.
Biomonitor methods for assessing effects of atmospheric nitrogen on statuary nature conservation sites... 2003.
The processes controlling uptake and storage of N and the effects of N deposition on semi-natural vegetation.. Nitrogen Umbrella Project.. 2003.
Applying Metabolic fingerprinting to Ecology: The use of fourier-transform infrared spectroscopy for the rapid screeing of plant repsonses to N deposition.. Water, Air and Soil Pollution: Focus. 4:251-258.. 2004.
An automated wet deposition system to compare the effects of reduced and oxidised N on ombrotrophic bogs.. Water, Air and Soil Pollution: Focus. 4:197-205.. 2004.
Correlating the spatial distribution of atmospheric ammonia with delta N-15 values at an ammonia release site. Water, Air and Soil Pollution: Focus. 4:219-228.. 2004.
Early effects of atmospheric ammonia (NH3) deposition on Calluna vulgaris (L.) growing on an ombrotrophic peat bog.. Water Air and Soil Pollution. 4:229-239.. 2004.
Effects of enhanced N deposition on Cladonia portentosa; results from a field manipulation study.. Nitrogen in the Envrionment.. 2004.
Quantifying dry NH3 deposition from an automated NH3 release system to ombrotrophic bog vegetation. Water, Air and Soil Pollution: Focus. 4:207-218.. 2004.
Applying metabolic fingerprinting to ecology: The use of Fourier-transform infrared spectroscopy for the rapid screening of plant responses to N deposition. Water, Air and Soil Pollution: Focus. 4(6):251-258.. 2005.
Atmospheric Nitrogen – Pollutant or fertiliser? Nitrogen Acquisition and assimilation in Higher Plants . :65-98.. 2005.
Correlating the spatial distribution of atmospheric ammonia with δ15n values at an ammonia release site. Water, Air and Soil Pollution: Focus. 4(6):219-228.. 2005.
Early effects of atmospheric ammonia deposition on Calluna vulgaris (L.) hull growing on an ombrotrophic peat bog. Water, Air and Soil Pollution: Focus. 4(6):229-239.. 2005.
Heathland vegetation as a bio-monitor for nitrogen deposition and source attribution using delta N-15 values. Atmospheric Environment. 40(3):498-507.. 2006.
Concentration-dependent NH3 deposition processes for mixed moorland semi-natural vegetation. Atmospheric Environment. 41(10):2049-2061.. 2007.
Concentration-dependent NH3 deposition processes for moorland plant species with and without stomata. Atmospheric Environment. 41(39):8980-8994.. 2007.
Potassium and phosphorus additions modify the response of Sphagnum capillifolium growing on a Scottish ombrotrophic bog to enhanced nitrogen deposition.. Applied Geochemistry. 22(6):1111-1121.. 2007.
Terrestrial Umbrella– Effects of Eutrophication and Acidification on Terrestrial Ecosystems.. Terrestrial Umbrella Final Report.. 2007.