@article {574,
	title = {The effect of long-term ozone fumigation on the growth, physiology and frost sensitivity of Calluna vulgaris},
	journal = {New Phytologist },
	volume = {133},
	year = {1996},
	pages = {503-511},
	author = {Foot, J.P. and Caporn, S.J.M and Lee, J.A. and Ashenden, T.W.}
}
