346 DISCOVERY REPORTS 



Harvey, H. W., 1937. The supply of iron to diatoms. Journ. Mar. Biol. Assoc, n.s., xxii, pp. 205-19. 

 • 1939- Substances controlling the grozvth of a diatom. Journ. Mar. Biol. Assoc, n.s., xxiii, pp. 499-520. 



1940. Nitrogen and phosphorus required for the growth of phytoplankton. Journ. Mar. Biol. Assoc, 



n.s., XXIV, pp. 115-23. 

 Harvey, H. W., Cooper, L. H. N., Lebour, M. V. and Russell, F. S., 1935. Plankton production and its 



control. Journ. Mar. Biol. Assoc, n.s., XX, pp. 407-41. 

 Heiden, H. and Kolbe, R. W., 1928. Die Marinen Diatomeen der Deutscheti Stidpolar Expedition, 1901-3. 



Deutsche Siidpolar Exped., viii. Heft v, pp. 450-714. 

 Hendey, N. I., 1937. The plankton diatoms of Southern Seas. Discovery Rep., xvi, pp. 151-364, pis. vi-xiii. 

 Hentschel, E., 1932. Die Biologisclten Methoden und das Biologische Beobachtungsmaterial der 'Meteor' 



Expedition. Wiss. Ergeb. Deutschen Atlantischen Expedition 'Meteor', 1925-7, vol. x. 



1936. Allgemeine Biologie des SUdatlantischen Ozeans. Wiss. Ergeb. Deutschen Atlantischen Ex- 



pedition 'Meteor', 1925-7, vol. xi. 



Herdman, H. F. p., 1932. Report on soundings taken during the Discovery Investigations, 1926-32. Dis- 

 covery Rep., VI, pp. 205-36, pis. xlv-xlvii, charts 1-7. 



Karsten, G., 1905. Das Phytoplankton des Antarktischen Meeres nach dem Material der Deutschen Tiefsee 

 Expedition, 1898-9. Wiss. Ergeb. Deutsch. Tiefsee-Exped., Zweiter Band, Zweiter Teil, Lief, i, 

 pp. 1-136, Taf. i-xix. 



1906. Das Phytoplankton des Atlantisclien Ozeans nach dem Material der Deutschen Tief see-Expedition, 



1898-9. Wiss. Ergeb. Deutsch. Tiefsee-Exped., Zweiter Band, Zweiter Teil, Lief. 2, pp. 139-219, 

 Taf. xx-xxxiv. 



1907. Das Indische Phytoplankton. Wiss. Ergeb. Deutsch. Tiefsee-Exped., Zweiter Band, Zweiter 



Teil, Lief. 3, pp. 223-548, Taf. xxxv-liv. 

 Ketchum, B. H., 1939. The adsorption of phosphate atid nitrate by illuminated cultures o/Nitzschia closterium. 



American Journ. Bot., xxvi, pp. 399-407. 

 Kreps, E. and Verjbinskaya, N., 1930. Seasonal changes in the phosphate and nitrate content and in the 



hydrogen-ion concentration in the Barents Sea. Journ. du Conseil., v, pp. 327-45. 

 Krey, J., 1939. Die Bestimmung des Chlorophylls in Meerwasser-Sc hopfproben. Journ. du Conseil, xiv, (2), 



pp. 201-9. 

 Lucas, C. E., 1940. Ecological investigations with the continuous plankton recorder: The phytoplankton in the 



southern North Sea, 1932-7. Hull Bull. Mar. EcoL, I, (3), pp. 73-170, pis. i-lxiv. 

 Mangin, L., 1915. Phytoplancton de I'Antarctique. Deuxieme Exped. Antarct. Fran9aise commandee par le 



Dr Jean Charcot, pp. 1-95, pis. i-iii. Paris. 

 1922. Phytoplancton Antarctique. Expedition Antarctique de la 'Scotia', 1902-4, Mem. Acad. Sci. 



Paris, Lxvii, pp. 1-134. 

 Marshall, S. M. and Orr, A. P., 1928. The photosynthesis of diatom cultures in the Sea. Journ. Mar. Biol. 



Assoc, n.s., XV, pp. 321-60. 

 Marshall, S. M., 1933. The production of microplankion in the Great Barrier Reef region. Great Barrier 



Reef Expedition, 1928-9, Sci. Rep., 11, (5), pp. 11 1-57. 

 Moore, B., Prideaux, E. and Herdman, G., 1914. /. Seasonal variations in the reaction of sea-water in 



relation to the activities of vegetable and animal plankton. II. The limitations of photosynthesis by 



algae in sea water. Annual Rep. Lanes. Sea Fisheries Laboratory. 

 Neaverson, E., 1934. The sea floor deposits. \. General characters and distribution. Discovery Rep., ix, 



PP- 295-350. pis- xvii-xxii. 

 Nielsen, E. S., 1933. (Jber quantitative Untersuchung von marinen Plankton mit Uterniohls umgekehrten 



Mikroskop. Journ. du Conseil, viil, pp. 201-10. 



1935. The production of phytoplankton at the Faroe Isles, Iceland, East Greenland and the waters 



around. Medd. Komm. Danmarks Fiskeri og Havundersogelser, Ser. Plankton, Bd. ill, Nr. i. 



1937. On the relation between the quantity of phytoplankton and zooplankton in the sea. Journ. du 



Conseil, xii, (i), pp. 147-54. 

 — — 1938. Ober die Anwendung von Netzfdngen bei quantitaiiven Phytoplankton untersuchungen. Journ. du 

 Conseil, Xiii, (2), pp. 197-205. 

 Pearsall, W. H., 1932. Phytoplankton in the English Lakes. U. The composition of the phytoplankton in 

 relation to dissolved substatices. Journ. Ecol., xx, pp. 241-62. 



