TY - NEWS T1 - Factors influencing nitrogen saturation in forest ecosystems: Advances in our understanding since the mid 1980s. in the impact of nitrogen deposition on natural and semi-natural ecosystems T2 - Kluwer Academic Press Y1 - 1999 A1 - Wilson, E.J. A1 - Emmett, B.A. JF - Kluwer Academic Press CY - Dordrecht, NL ER - TY - Generic T1 - Are calcareous grasslands in the UK under threat from nitrogen deposition - an experimental determination of a critical load Y1 - 1995 A1 - Wilson, E.J. A1 - Wells, T.C.E. A1 - Sparks, T.H. JF - Journal of Ecology VL - 83 ER - TY - Generic T1 - Towards a new method of setting a critical load of acidity for ombrotrophic peat Y1 - 1995 A1 - Wilson, E.J. A1 - Skeffington, R.A. A1 - Maltby, E. A1 - Immirzi, P. A1 - Swanston, C. A1 - Proctor, M. JF - Water, Air and Soil Pollution VL - 85 ER - TY - JOUR T1 - The effects of excess nitrogen deposition on young Norway spruce trees. Part I: the soil JF - Environmental Pollution Y1 - 1994 A1 - Wilson, E.J. A1 - Skeffington, R.A. VL - 86 ER - TY - JOUR T1 - The effects of excess nitrogen deposition on young Norway spruce trees. Part I: the vegetation JF - Environmental Pollution Y1 - 1994 A1 - Wilson, E.J. A1 - Skeffington, R.A. VL - 86 ER - TY - Generic T1 - he effects of excess nitrogen deposition on young Norway spruce trees. Part I: the vegetation. Y1 - 1994 A1 - Skeffington, R.A. A1 - Wilson, E.J. JF - Environmental Pollution VL - 86 ER - TY - Generic T1 - he effects of excess nitrogen deposition on young Norway spruce trees. Part I: the soil. Y1 - 1994 A1 - Skeffington, R.A. A1 - Wilson, E.J. JF - Environmental Pollution VL - 86 ER - TY - CHAP T1 - Setting critical loads for dystrophic peat - a new approach. T2 - Acid Rain and its Impact: The Critical Loads Debate Y1 - 1994 A1 - Wilson, E.J. A1 - Skeffington, R.A. A1 - Downer, C.J. A1 - Maltby, E. A1 - Immirzi, P. A1 - Swanston, C. JF - Acid Rain and its Impact: The Critical Loads Debate ER - TY - RPRT T1 - Setting critical loads for dystrophic peat - a new approach. In: Battarbee R.W. (Ed): Acid Rain and its Impact: The Critical Loads Debate Y1 - 1994 A1 - Wilson, E.J. A1 - Skeffington, R.A. A1 - Downer, C.J. A1 - Maltby, E. A1 - Immirzi, P. A1 - Swanston, C. PB - Environmental change Research Centre/ENSIS CY - London. ER -