Environmental Role of Nitrogen-fixing Blue-green Algae and Asymbiotic Bacteria, Edited by U. Granhall. (Ecological Bulletins No. 26.) Proceedings of an Inter-National Symposium, sponsored by the Swedish Ministry of Education and the Swedish Natural Science Research Council, held on 20–24 September 1976 in Uppsala, Sweden: 391 pp., figs & tables, 24.2 × 16.6 × 2 cm, soft cover, 100 Sw Cr, 1978.
1982 ◽
Vol 22
(9)
◽
pp. 675-676
1987 ◽
pp. 345-350
◽
1977 ◽
Vol 8
(3)
◽
pp. 238-239
◽