%0 Generic %D 2003 %T Effects of enhanced nitrogen deposition and phosphorus limitation on nitrogen budgets of semi-natural grasslands %A Phoenix, G.K. %A Booth, R.E. %A Leake, J.R. %A Read, D.J. %A Grime, J.P. %A Lee, J.A. %B Global Change Biology %V 9 %P 1309-1321 %G eng