Ecological aspects of the mineral nutrition of plants/ a symposium of the British ecological society sheffield 1-5 April 1968. - edited by Rorison, I.H, Bradshaw, A.D, Chadwick,M.J and Jefferies, R.L.; Rorison, I.H. ed.; Bradshaw, A.D. ed.; Chadwick,M.J ed.; Jefferies, R.L. ed. (Oxford. Blackwell., 1969)
Keywords: Plants -- nutrition