- Page 1 and 2: Refinements in PondAquacultureLes T
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- Page 17: What D.O. concentrationdo catfish n
- Page 23: ©2003 Les Torrans
- Page 26 and 27: Minimum Daily D.O., 20021412Low Oxy
- Page 28 and 29: Torrans - Catfish Oxygen Studies100
- Page 30 and 31: Torrans - Catfish Oxygen Studies100
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- Page 35 and 36: Torrans - Catfish Oxygen Studies100
- Page 37 and 38: Roland Schmidt, Aerway Mfg. Co.,“
- Page 39 and 40: P.A.S. / Wilfley-WeberSubterranian
- Page 43: 5-HP 3-phasemotorDiffuser in mouth
- Page 46 and 47: Torrans - Catfish Oxygen Studies100
- Page 48: Aerators placed in parallel on the
- Page 51 and 52: “Standard” Paddlewheel Placemen
- Page 53 and 54: Paul D. DeesDillard & Co, Inc.
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Water QualityParameterNewSystemOldS
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ProductionParameterNet Yield(lbs/ac
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• 550 acre Mississippi delta farm
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The Sock-SaverSaver
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Total Cost: $8300
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Total Cost: $2300Photograph courtes
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Established CatfishSpawning Techniq
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Effect of Dissolved Oxygen onCatfis
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D.O. Conc. (mg/L)10.09.08.07.06.05.
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1200Horsepower1100Limiting OxygenLe
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1600Metabolic Rate14001200mg O2/kg-
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1600Metabolic Rate14001200mg O2/kg-
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Incipient Limiting Oxygen LevelO2 S
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Incipient Limiting Oxygen LevelO2 S
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65Drop in DO Inside Spawn (mg/L)432
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Effect of Dissolved Oxygen onCatfis
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Recent Developments
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Sedimentation and Oxygen LossOld Po
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Research ProtocolEMS• Pond water-
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Pond Water-level Management Scheme1
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BlueHybridChannel
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Producing Hybrid CatfishFry: Worksh
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Multiple-batchProductionFingerlings
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Aquaflor ® Approved• Approved by
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Aquaflor ® Websitehttp://www.aquaf
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AQUAVAC-COLCOLVaccine
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Life cycle of Bolbophorus sp.Mature
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The “Seine-itizer”
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In-Pond (“Heikes(Heikes”) ) Gra
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ORGANIC PRODUCTION OFCHANNEL CATFIS