%0 Journal Article %J Environmental Pollution %D 2008 %T Stress responses of Calluna vulgaris to reduced and oxidised N applied under 'real world conditions' %A Sheppard, L. J. %A Leith, I. D. %A Crossley, A. %A van Dijk, N. %A Fowler, D. %A Sutton, M. A. %A Woods, C. %K ammonia %K atmospheric ammonia %K deposition %K frost hardiness %K heath plants %K leaves %K n status %K nh3 %K nitrogen %K oxidised n %K reduced n %K vegetation %B Environmental Pollution %V 154 %P 404-413 %G eng %N 3