![Ecological Effects of Deposited Sulphur and Nitrogen Compounds || General Discussion]()
Ecological Effects of Deposited Sulphur and Nitrogen Compounds || General DiscussionJames Beament, E. D. Le Cren, B. Morrison, M. H. Unsworth, K. Mellanby, A. Keddie, N. Christophersen, D. Hammerton, B. W. Bache, Gwyneth D. Howells, G. Abrahamsen, P. F. Chester, N. A. Sørensen, R. A. Scriven and J. J. Magnuson · Philosophical Transactions of the Royal Society of London. Series B, Biological Sciences · 1984