@article {1299,
	title = {Collation of evidence of nitrogen impacts on vegetation in relation to UK biodiversity objectives},
	year = {2011},
	institution = {JNCC},
	issn = {447},
	author = {Stevens, C.J. and Smart, S.M. and Henrys, P. and Maskell, L.C. and Walker, K.J. and Preston, C.D. and Crowe, A. and Rowe, E. and Gowing, D.J. and Emmett, B.A.}
}
