@article {1104,
	title = {The interactions between plant growth, vegetation structure and soil processes in semi-natural acidic and calcareous grasslands receiving long-term inputs of simulated pollutant nitrogen deposition},
	journal = {Environmental Pollution},
	volume = {121},
	year = {2003},
	author = {Carroll, J.A. and Caporn, S.J.M and Johnson, D. and Morecroft, M.D. and Lee, J.A.}
}
