Hofstedej A» E. 



19^0 o Pond culture of warm-water fishes in Indonesia. U. N, Scien- 

 tific Conference on the Conservation and Utilization of 

 Resources^ Vol. VII, Wildlife and Fish Resources. 1950 . II. 

 B. 8s 136-138. 



Hogan^ J. 



19U9o The control of aquatic plants with fertilizers in rearing 



ponds at the Lonoke Hatchery, Arkansas. Trans. Amer. Fish. Soc< 

 76s 183=189. 



Howell, Ho 



19U2. Bottom organisms in fertilized and unfertilized fish ponds in 

 Alabama. Trans, Amer, Fish, Soc, 71 J 165-179. 



Hutchinson, G. 



I9UI4, Limnological studies in Connecticut. VII. A critical example 

 of the supposed relationship between phjrto plankton periodicity 

 and chemical changes in lake waters. Ecology, 2$ (l) ; 3-26. 



Juday, C.5 E. Birge, G, Kemmerer, and R. Robinson 



1928. Phosphorus content of lake waters of northeastern Wisconsin. 

 Tran: , Wis, Acad, Sci,, Arts, and Lett., 23: 233-2i|8. 



Leach, G, 



19360 Fertilization of bass and daphnia ponds. Prog. Fish-Cult,, 

 16s 13-15, 



Leim, A, 



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

 Biol. Sta,, N.B,: 11, 12. 



Lin, S, Y, 



1950. Pnnd culture of warm-water fishes. U.N« Scientific Conference' 

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

 Wildlife and Fish Resources. 1950, II. B. 8s 131-135. 



MacFadyen, A. 



19U3. The meaning of productivity in biological systems. Jour, Anim. 

 Ecol., 17s 75-80, 



Meehean, O.L. 



1950. Pond culture of warm-water fishes as related to soil conserva- 

 tion. U.N, Scientific Conference on the Conservation and Util- 

 ization of Resources, Vol. VII, Wildlife and Fish Resources. 

 1950. II. B. 8s 138-lli2. 



Mortimer, C, 



1939, Physical and chemical aspects of organic production in lakes. 

 Ann, Appl. Biol., 26 (l)s 167-172. 



37 



