64 



PROBLEMS OP LAKE BIOLOGY 



RiTBENTSCHiK, L., RoisiN, M. and Bieljansky, T. 

 1936. Adsorption of Bacteria in Salt Lakes. J. 

 Bacteriol., 32: 11. 



EussELL, H. 1892. Untersuchungen iiber im Golf 

 von Neapel lebende Bakterien. Zeiischr. f. Hy- 

 giene, 11 : 167. 



RuTTNER, F. 1932. Bericht iiber altere bisher 

 niclit veroffentlielite bakteriologischen Unter- 

 suchungen an der Lunzer Seen. Int. Rev. ges. 

 Eydrobiol. u. Eydrogr., 26: 431. 



Snow, Ij. and Fred, E. 1926. Some Characteris- 

 tics of the Bacteria of Lake Mendota. Trans. 

 Wis. Acad. Sci.. 22: 143. 



Speranskaja, T. 1935. Angaben iiber die Unter- 

 suchung des organischen Stoffs der Sehlamm- 

 ablangerungen der Seen. Arb. der Limnol. Sta. 

 zu Kossino, 20 : 67. 



Stark, W., Stabler, J. and McCoy, E. 1938. 

 Some Factors Affecting the Bacterial Population 

 of Fresh-water Lakes. J. Bacteriol., 36 : 653. 



Steiner, M. 1931. Beitrage zur Kenntnis des 

 Zellulose- und Chitinabbaues durch Mikroorgan- 

 ismen in stehenden Binnengewasser. 75 Jahre 

 Stella Matutina, Band II, 367. Feldkirch. 



Van Niel, C. 1931. On the Morphology and 

 Physiology of the Purple and Green Sulphur Bac- 

 teria. Arcli. f. Milrobiol., 3: 1. 



. 1935. Photosynthesis of Bacteria. 



Cold Spring Harbor Symposia on Qiianlitative 

 Biology, 3: 138. 

 . 1936. On the Metabolism of the Thio- 



rhodaceae. Arcli. f. Mikrohiol., 7: 323. 



Van Niel, C. and Muller, F. 1931. On the Pur- 

 ple Bacteria and Their Significance for the Study 

 of Photosynthesis. Fee. d. Trav. Bat an. Neer- 

 landaises, 28 : 245. 



Whitney, L. 1938. Microstratification of Inland 

 Lakes. Trans. Wis. Acad. Sci., 31: 155. 



Williams, F., and McCoy, E. 1935. The Micro- 

 flora of the Mud Deposits of Lake Mendota. J. 

 Sediment. Petrology, 5: 31. 



Wilson, F. 1920. Description of an Apparatus 

 for Obtaining Samples of Water at Different 

 Depths for Bacteriological Analysis. J. Bacte- 

 riol, 5: 103. 



ZiH, A. 1932. Beitrage zur Bakteriologie der 

 Lunzer Seen. Int. Rev. ges. Hydrobiol. u. 

 Hydrogr., 26: 431. 



ZoBell, C. and Allen, E. 1935. The Significance 

 of Marine Bacteria in the Fouling of Submerged 

 Surfaces. J. Bacteriol., 29: 239. 



ZoBell, C. and Anderson, D. 1936. Observations 

 on the Multiplication of Bacteria in Different 

 Volumes of Stored Sea Water and the Influence 

 of Oxygen Tension and Solid Surfaces. Biol. 

 Bull, 71: 324. 



