Aquaculture

AQUACULTURE -Presented By -Priyanka Kulur Nayak

NEED FOR AQUACULTURE ,[object Object],(a) (b) (C)

BIOTECHNOLOGY FOR BETTER FISH FEED [4]

ENERGY REQUIREMENTS ,[object Object],[object Object],[object Object],[object Object],Feces energy (FE) Gill excretions (ZE) Urine excretions (UE) Heat increment (HiE) Maintenance (Hem) Growth Fat Reproduction (Digestibility) %DE = (IE – FE) / IE (Absorption) %ME = [IE – (FE – UI – ZI)/IE Partitioning of dietary energy [5]

DIETARY REQUIREMENTS [7] ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],Nutrients Amount Protein 18 – 50% Lipid 10 – 25% Carbohydrate 15 – 20% Ash < 8.5% Phosphorous < 1.5% Water < 10% Vitamins Trace Amounts Minerals Trace Amounts

FEED MANAGMENT [7] ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],(d)

REPLACEMENT OF FISH MEAL FOR PACIFIC WHITE SHRIMP [8] ,[object Object],Parameter 9% fish meal 0% fish meal Final yield (kg ha -1 ) 5,847 6,347 Production value (USD ha −1 ) 21,134 23,445 Total feed inputs (kg ha −1 ) 7,244 7,232 Feed price (USD kg −1 ) 0.531 0.515 Total feed inputs cost (USD ha −1 ) 3,849 3,723 Partial gross returns (USD ha −1 ) 17,285 19,722 Ingredient 9% fish meal 0% fish meal Soyabean meal 32.48 39.52 Fish meal - Menhaden 9.00 0.00 Poultry by – product meal 16.00 16.00 Milo 35.47 30.68 Corn gluten 0.00 4.84 Fish oil 3.96 4.72 Di – calcium phosphate 1.50 2.65 Bentonite 1.00 1.00 Mold inhibitor 0.15 0.15 Mineral premix 0.08 0.08 Vitamin premix 0.34 0.34 Stay –C 35% 0.02 0.02

NUTRITION AND GROWTH [8] ,[object Object],[object Object],Component 9% fish meal 0% fish meal Crude protein 35.7 36.6 Crude fat 8.4 8.4 Crude fiber 2.4 1.9 Ash 8.2 8.1 Calcium 1.3 1.1 Total Phosphorous 1.2 1.3 Lysine 2.0 1.8 Met+Cys 1.1 1.1 % protein from plant sources 54.9 71.5 % protein from animal sources 45.1 28.5

SPIRULINA AS FISH FEED FOR MARINE AND FRESH WATER FISH [9] ,[object Object],[object Object],[object Object],[object Object],[object Object],Nutrient content of Spirulina [9] Nutrient content of fish feed [9] Parameter Amount Protein 55 – 70% Carbohydrate 15 – 25% Fats 6 – 8% Minerals 6 – 13% Fiber 8 – 10% Parameter Amount Min.Crude protein 40% Min.Crude fat 6% Max.Crude fiber 2% Max Moisture 8%

APPLICATION OF MICROBIAL PHYTASE IN FISH FEED [10] ,[object Object],[object Object],[object Object],[object Object],Phytase molecule (e)

CONCLUSION ,[object Object],[object Object],[object Object],[object Object]

REFERENCES ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Aquaculture

Recommended

Recommended

More Related Content

What's hot

What's hot (20)

Viewers also liked

Viewers also liked (20)

Similar to Aquaculture

Similar to Aquaculture (20)

Aquaculture

Editor's Notes