19U2. The exchange of dissolved substances between mud and water in 

 lakes. Jour. Ecol., 30 (1): 1^7-201. 



Pearsall, W. 



1932. Phytoplankton in English lakes. II. The composition of phyto- 

 plankton in relation to dissolved substances. Jour. Ecol.^ 

 20 ^2): 2U-262. 



Pearson^ A. 



19hS. How to manage your fish pond. Ala. Polytech. Inst., Ext, Serv. 

 Circ. 325, 8 pp. 



Shelubsky^M. 



19^0. A review of fish farming in Israel. U.N. Scientific Conference 

 on the Conservation and Utilization of Resources , Vol, VII, 

 Wildlife and Fish Resources. 1950. II. B. 8; Ih7-l50. 



I 



Smith, M.W. 



1930. Investigation of the Chamcook series of lakes. Ann. Rpt.,Biol. 

 Ed. Canad., Atl. Biol. Sta., N.B.: 30,31. 



1932c. Fertilizing water with herring meal. Prog. Rpt. No. 3j.Atl. 

 Biol. Sta., Biol. Bd. Canad., Note No. 13: 7-9. 



1932d. Oxygen in water affected by fertilizing. Prog, Rpt. No. U, 

 Atl, Biol. Sta., Biol. Bd. Canad., Note No. l8s ll;,l5. 



193Ub. Fertilization of ponds. Ann. Rpt., Biol. Bd. Canad., Atl, 

 Biol. Sta., N.B. 



193hc. The dissolved oyxgen content of fertilized waters. Trans. Amer. 

 Fish, Soc, 6U: ho8-Ul5. 



1936. Rearing speckled trout in fertilized water. Prog, Rpt. No. 17, 

 Atl, Biol. Sta., Biol. Bd. Canad. Note No. 52, 10, 11, 



1938, Rearing of trout in flooded or fertilized ponds, Ann Rpt. 

 Fish. Res. Bd. Canad., Atl. Biol. Sta., N.B. 



Snieszko, S. 



19itl. Pond fish farming in Poland. Symp. on Hydrobiol,, Univ. of Wis. 

 Press, pp. 227-2iiO. 



Swingle, H., and E. Smith 



1939b. Increasing fish production in ponds. Trans. Uth N. Amer. l/fi-ldl, 

 Conf.: 332-338. 



19[tl. The management of ponds for the production of game and pan fish, 

 Symp. on Hydrobiol., Univ. of Wis. Press, pp. 218-226, 



U.S. Fish and Wildlife Service. 



19li3, Fertilization of fish ponds. Fish. Leaf. 12, 7 pp. 



38 



