• Allen. S. E. (1974) Chemical Analysis of Ecological Mate-mils. Blackwell, London .
  • Antonovics, J. (1976) The nature of limits to natural selection. Annals of the Missouri Botanical Garden 63, 224247.
  • Baker, A.J.M. (1987) Metal Tolerance. New Phytologist 106, 93111.
  • Bradshaw, A. D. (1976) Pollution and evolution. In: Effects of Air Pollutants on Plants (Ed. by T.Mansfield), pp. 135159), Cambridge University Press.
  • Bradshaw, A. D. (1984) The importance of evolutionary ideas in ecology and vice versa. In: Evolutionary Ecology (Ed, by B.Shot-rocks), pp. 125, Blackwell, London .
  • Bradshaw, A. D., Mcneilly, T. S. & Gregory, R. P. G. (1965) Industrialization, evolution and development of heavy metal tolerance in plants. In: Ecology and the Industrial Society (Ed. by G. T.Goodman, K. W.Edwards & J. M.Lambert), pp. 327343.
  • Bradshaw, A. D. & Mcneilly, T. (1981) Evolution and Pollution. Edward Arnold, London .
  • Gartside, D. W. & Mcneilly, T. (1974a) Genetic studies in heavy metal tolerant plants. II. Zinc tolerance in Agrostis tennis. Heredity 33, 303308.
  • Gartside, D. W. & Mcneilly, T. (1974b) The potential for evolution of heavy metal tolerance in plants. II. Copper tolerance in normal populations of different plant species. Heredity. 32, 335345.
  • Gregory, R. P G. & Bradshaw, A. D. (1965) Heavy metal tolerance in populations of Agrostis tennis Sibth. and other Grasses. New Phytologist 64, 131143.
  • Harris, T. M. (1946) Zinc poisoning of wild plants from wire netting. New Phytologist 45, 5055.
  • Harper, J. (1977) Population Biology of Plants. Academic Press, London .
  • Jain, S. K. & Bradshaw, A. D. (1966) Evolutionary divergence among adjacent plant populations. I. The evidence and its theoretical analysis. Heredity 21, 407441.
  • Jones, R. (1983) Zinc and cadmium in lettuce and radish grown in soils collected near electrical transmission (Hydro) towers. Water Air and Soil Pollution 19, 389395.
  • Jones, R. & Burgess, M. S. E. (1984) Zinc and cadmium in soils and plants near electrical transmission (Hydro) towers. Environmental Science and Technology 18, 731734.
  • Jowett, O. (1958) Populations of Agrostis spp tolerant of heavy metals. Nature (London) 182, 816817.
  • Jowett, D. (1964) Population studies on lead tolerant Agrostis tenuis. Evolution 18, 7081.
  • Ladgerwerff, J. V. (1971) Uptake of cadmium, lead, mid zinc by radish from soil and air. Sail Science 111, 129133.
  • Lexmond, T. M. (1987) Distribution of the cumulative zinc burden upon soil around galvanized pylons supporting electricity transmission lines. Netherlands Journal of Agricultural Science 35, 325337.
  • Lindsay, W. L. (1972) Zinc in soils and plant nutrition. Advances in Agronomy 24, 147186.
  • Nicholls, M. K. & McNeiley, T. (1985) The performance of Agrostis capillaris L. genotypes, differing in copper tolerance, in ryegrass swards on normal soil. New Phytologist 101, 207217.
  • Shuman, L. M. (1980) Zinc in soils. In: Zinc in the Environment (Ed. by J. O.Nriagu), part 1, pp. 3969.
  • Smith, R. A. (1973) The reclamation of old metaliferous mine working using tolerant populations. Ph.D. Thesis, University of Liverpool.
  • Smith, R. A. & Bradshaw, A. D. (1972) Stabilization of toxic mine wastes by use of tolerant populations. Transactions of the Institute of Mining and Metallurgy 18, 230237.
  • Symeonidis, L., McNeilly, T. & Bradshaw, A. D. (1985) Inter population, variation in tolerance to cadmium, copper, lead. nickel and zinc in nine populations of Agrostis capillaris L. New Phytologist 101, 317324.
  • Walley, K. A., Khan, M. S. I & Bradshaw, A. D. (1974) The potential for evolution of heavy metal tolerance in plants I. Copper and zinc tolerance in Agrostis tennis. Heridity 32, 309319.
  • Wu, L., Thurman, D. A. & Braushaw, A. D. (1975) The potential for evolution of heavy metal tolerance in plants. III. The rapid evolution of copper tolerance in Agrostis stolonifera. Heredity 34, 165187.