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PENYIMPANAN DAN STRATEGI PEMBERIAN PAKAN
TEAM TEACHING NUTRISI PRODI PERIKANAN FPIK UNPAD 2013
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RECENT DEVELOPMENTS IN
SHRIMP FEEDS & FEEDING “ Albert G. Tacon PhD Aquatic Feeds & Nutrition Consultant Aquatic Farms Ltd, Kaneohe, HI USA
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Feeds & feeding represent the highest cost item of most semi-intensive & intensive farming systems
6.0% 8.7% Reyes_Moreno, et al, 2009, FIRA Labour 6.0% Shrimp production cost, Mexico , 2009 J. Zendejas – personal communication
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Wide range of shrimp farming methods
Wide range of stocking densities used by farmers (<1 to >600/m3); Wide range of production units used by farmers (earth pond, lined pond, raceway, indoor tank, cage); Wide range of water management practices (open flow-through, closed green-water, zero-exchange); Wide range of aeration methods (no aeration, paddle wheel, venturi, aerotube, liquid O2); Wide range of feeds employed (low/high protein/energy, pelleted/extruded, fresh/dry); Wide range of feeding methods (hand, boat, truck, feeding tray, automatic feeder); Wide range of shrimp species used by farmers (59/2010) Wide range of shrimp farming methods
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In general as farming systems intensify, feed & input costs usually increase, including shrimp production costs Extensive Semi-intensive Intensive COST FARMING SYSTEM PRODUCTION Shrimp production Production cost (tonnes/ha/yr) (kg live shrimp) Extensive (no feeding) < 0.5 (head-on) $ 1-2/kg Extensive (feeding) < 1 (head-on) $ /kg Semi-intensive >1 – 3 (<10) $ /kg Intensive (outdoor) > $ /kg Intensive (indoor) >40 – $ 4-7.5/kg 1
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Shrimp feed consumption in 2012
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Major current shrimp feeds & feeding constraints:
- Decreased global production & availability of fishmeal & fish oil - Increasing feed ingredient prices & feed manufacturing costs - Increasing labor & farm energy costs, including aeration costs - Increasing shrimp production costs & decreasing margins - Decreasing shrimp prices and consequent need to Reduce shrimp production costs/kg - through: 1. Improved feed formulation & ingredient selection 2. Improved feed ingredient processing & feed manufacture 3. Improved on-farm feed storage & feed application techniques 4. Improved environment & water management techniques 5. Improved fish/shrimp health & reduced farm mortalities 6. Improved genetics & faster growing animals “
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v MAIN FACTORS INFLUENCING ON-FARM FEED PERFORMANCE 20/100 20/100
Pond Biota & culture environment Feed formulation & nutrient content On-farm feed feeding method & staffing Feed processing & physical property Feed transportation & storage method 20/100 20/100 20/100
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Farm feed performance depends on 5 inter-linked factors
Feed manufacturer control Farmer control
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