Subjects 



Fish oil (Continued) 



production statistics, by months, beginning 

 with June 1945 (See Title List of Cur 

 rent Fishery Statistics-CFS-series). 



reduction equipment, manufacturers of. 

 FL 359 



reduction plant, estimations of extinction 

 ratios and vitamin A potency of. 

 Sep 180 



reduction processes. FL 126 



salmon. Pacific. IR 40 



sampling of fish livers. FL 289 



shark liver, vitamin potency. FL 121 



shark livers, oil content. RR 15 



sources of information on. FL 362 



swordfish livers, utilization. IR 28 



utilization in Pacific northwest. FL 370 



Fish paste ( See Canning). 



Fish-planting (See Stocking). 



Fish poisoning: 



ciguatera, tropical. SSR-F 27 

 dermatitis in the fish industry. FL 124 

 prevention. FL 140 



Fish poisons: 



DDT and other insecticides; effect on 

 fish. Cir 11, 15 



doctoral dissertations on. SSR-F 31, 87 



Fish ponds ( See also Aquariums; Pond fishes): 



acid, use of lime. PFC, v. 11, no.l H 



algae, control of. PFC, v. 16, no. 2 G 



aquatic plant control. FL 2 17 



aquatic plants in pond culture. Doc 949 



aquatic plants in ponds and lakes, control 

 of. FL 344 



bass, fertilizing. PFC 56 G 



bentonite to stop seepage. PFC, v. 9, no.l G 



bluegills, increasing production. 

 PFC, v.lO. no. 4 E 



bookkeeping for. FL 311 



carbon black for early removal of ice 

 coverings. PFC, v. 12, no.l I 



care and feeding of buffalo fish in. EC 56 



care of. FL 311 



carp culture for fish ponds. FL 311 



cattail control with scythe and 2, 4-D. 

 PFC, v.lO, no. 3 I 



chlorine, use for disinfecting. PFC 42 D 



chlorine disinfection to prevent ulcer 

 disease. PFC 49 F 



compressed air apparatus for feeding 

 fish. PFC, V.9, no. 2 H 



concrete versus dirt, a symposium of 

 opinion. PFC 22 B 



construction of. FL 17, 27, 57, 59, 311 



Czechoslovakia, fertilization of. PFC 33 B 



Dactylogyrus control. PFC 32 C 



daphnia, culture. FL 331 



Daphnia magna , use in. PFC 47 A 



drainage, outlet gate for. FL 65 



farm. PFC, v.9, no. 3 H 



farm, real and potential values. PFC, v.9, 

 no. 3 D 



farm, summary of inspections, 1949. 

 PFC, V.12, no. 3 F 



farm pond types. PFC, v.9, no. 3 B 



fertUization of. FL 12, 27; PFC 53 B; 



V.16, no. 3 G; v. 16, no. 4 G; SSR-F 113 



fish culture in brackish- water. PFC, v. 16, 

 no. 3 G 



fish distribution boat. FL 56 

 for goldfish. FL 57 



forage fish, use in bass ponds. PFC 47 A, 

 47 D 



improving old. PFC 53 B 



largemouth bass fry, rate of survival. 

 PFC, V.14, no. 4 H 



larvae and predacious insects, control. 

 PFC 33 D 



management. Cir 21, 26; FL 27, 211; 

 PFC 53 B 



manganese to increase water-bloom 

 algae. PFC, v. 11, no. 3 D 



the minnow pond. Cir 12 



phosphate in natural waters, determination 

 of. PFC, v.16, no. 4 C 



pond fish culture, production-biological 

 principles of. FL 311 



pond fish industries. FC 2 



pond fishery bookkeeping. FL 311 



181 



