Carp-SIS Polyculture in Nepal: Present Status and Future Prospects. By Sunila Rai.
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Transcript of Carp-SIS Polyculture in Nepal: Present Status and Future Prospects. By Sunila Rai.
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Sunila RaiAssociate Professor/Assistant Dean (Academics)
Animal Science, Veterinary Science and Fisheries FacultyAgriculture and Forestry University
Chitwan, Nepal
Carp-SIS polyculture in Nepal: Present Status and Future Prospects
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Fish production in Nepal
Fish production
(t) in 2009/10
Fish production
(t) in 2010/11
Fish production
(t) in 2011/12
Fish production
(t) in 2012/13
Aquaculture 28230 30950 32857 36020
Capture fisheries 21500 21500 21500 21500
Total 49730 52450 54357 57520
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Aquaculture in Nepal
• Growing gradually • Annual growth rate - 10%• Terai and mid hills
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Carp-SIS-Prawn polyculture(2008-2011)
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Project objectives
a. to improve the health and nutrition of women and children through increased intake of nutrient-dense SIS
b. to increase household income
c. to empower women
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Household Income
Household consumption to improve nutrition
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Partial harvesting of SIS for household consumption and improvement of nutrition level
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Project site
ChitwanKailali
KAILALI
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Final harvesting
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Household fish production and consumption
Total fish consumption (kg/household) by household in 270 days
0
5
10
15
20
25
Carp Carp-Prawn Carp-Prawn-SIS
Cons
uptio
n(k
g/ho
useh
old)
Total production (t/ha/y) in different farming practices
0
0.5
1
1.5
2
2.5
3
3.5
4
Carp Carp-Prawn Carp-Prawn-SIS
Prod
uctio
n
(t/h
a/y)
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Bottlenecks
Prawn seed: Brought from BangladeshExpensiveHigh mortality due to long transportNot sustainable because no commercial seed
production in the countryNiche utilization:
4 carp species might not utilized all niches
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Carp – SIS polyculture (2011)
Household Income
Household consumption
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Stocking density (No./ha) of Carp and SIS
Species Carp SIS Carp+SIS
Rohu 2,000 - 2,000Mrigal 500 - 500Silver carp 3,000 - 3,000Bighead carp 1,000 - 1,000Common carp 2,000 - 2,000Grass carp 1,500 - 1,500SIS - 2,00,000 30,000Total 10,000 2,00,000 40,000
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Total production of Carp and SIS (t/ha/yr) in three treatments (Mean±S.D.)
Carp SIS Carp+SIS
Carp (t/ha/yr) 3.21±0.34a - 3.72±0.30a
SIS (t/ha/yr) - 0.26±0.19a 0.33±0.14a
Total (t/ha/yr) 3.21±0.34b 0.26±0.19c 4.05±1.80a
Gross Margin (Rs./100m2) 1775±713a 269±220b 2556±446a
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Periphyton based Carp-SIS polyculture (2012-2013)
Household Income
Household consumption
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Household fish production and consumption
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Periphyton based carp-SIS polyculture
Removes nutrients from water Adds oxygen in
water
Quality food(23-26% protein)
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In Five Years (2008-to date)
KAILALI
Horizontal expansion: 2 to 5 districts No. of households: 136 to >1200No. of direct beneficiaries: 1000 to 8000
Initially implemented districtsExpanded districts
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Vitamin A, Iron and Zinc content in four common Small Indigenous Fish Species (SIS) of Terai, Nepal
*Roos et al. 2007
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•Carp-SIS-Vegetable(AFU, RIDS, MDI-UNDP, CEAPRED-EU)
• Carp-SIS in enhanced system (AFU)
• Carp-SIS-Vegetable in enhanced system (AFU, RIDS)
Prospective carp-SIS polyculture
AquaFish Innovation LabFinnish Government
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Thank you