Nitrogen as an ecological factor. - British Ecological Society. Symposium (22nd : 1981 : Oxford).; Lee, J. A.; McNeill, S.; Rorison, I. H. (Oxford : Blackwell Scientific Publications, 1983)
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Keywords: Nitrogen cycle -- Congresses; Nitrogen -- Fixation -- Congresses; Nitrogen -- Metabolism -- Congresses; Nitrogen -- Physiological effect -- Congresses