Status of common carp in Vietnam Le Quang Hung Research Institute for Aquaculture No.1, Bac Ninh, Vietnam... The project investigated at North, Central and South in Vietnam including:
Trang 1Status of common carp in
Vietnam
Le Quang Hung Research Institute for Aquaculture
No.1, Bac Ninh, Vietnam
Trang 2The project investigated at
North, Central and South in
Vietnam including:
State and private hatcheries
produce a common carp
Farmer rearing and culture
a common carp
Hatcheries/F armers
No % Households 91 68.4
State hatcheries
30 22.6 Private 12 9.0 Total 133 100.0
Trang 3Culture conditions
Rice-fish 6.77
In pond 78.95
Rice-fish and pond 12.78
Cage/pen 1.50
Common carp culture condition
7.89 1.50
12.78
78.95
Rice-fish Pond Rice-fish and Pond Cage/pen
Trang 4Water source
Water source used in culture common carp (%)
17.3
3.8
78.9
Irrigation Rain Stream
Trang 5Common carp grow-out with other species
0.87
2.33 3.38 11.24
9.03
10.87
3.12
9.75
18.53
30.88
Common Grass carp Silver carp Bighead carp Rohu
Mrigal Tilapia Black carp Soloma Others
Trang 6Culture knowledge in Common carp
41.72 29.80
5.30
8.61
14.57
Self study Media Communication Heritage
Training
Trang 7Source of common carp seed
14.79
4.93
4.23
55.63 20.42
River, stream Hatcheries Traders Others Trader and Hatcherise
Trang 8Common carp breeds cultured
15.09
21.70
57.55
5.66 0
20
40
60
80
Local Selective Hybrid Others
Trang 9Traders selling seed of carp (%)
96.19
3.81 0.00
20.00
40.00
60.00
80.00
100.00
Trang 10Common carp production
Some hatcheries established early at 1966
Some hatcheries established at 2005
The most hatcheries established during 1982-1984
A artificial technique for common carp at both state and private hatcheries, re-production 1-3 per year
Trang 11Common carp production
Breeding methods:
A artificial technique applies for common carp in both state and private hatcheries.
Common carp re-produce about 1-3/year
Feed for mature:
Bud rice, soya bean, cassava, muck and pellet feed.
Density: 0.4-1.0 ind/10m2
Trang 12Carp seed quality evaluation
62.41
25.56
11.28
0.75
Good Moderate Poor
No idea
Trang 13Common carp seed demand
36.84 2.26
60.15
0.75
Increase Decrease
No idea Not change
Trang 14Supplied seed to neighbours
0.75
32.33 1.50
65.41
Very often Rarely Others Some time
Trang 15Change common carp broodstock
Change (%)
Every year 41.2
2 year 17.6
3-4 years 32.4
More 4 year 8.8
Broodstock of carp changing and addition about 10-20% in total
No broodstock were 64,50% in hatcheries
Trang 16Source of carp brood change
Brood common carp
addition or change from
outside: 57,90%
Brood common carp
addition or change on
farm: 31,60% 57.9
31.6
10.5
Outside
On farm Both
Trang 17Source of carp brood change
Most common
carp change or
addition in
hatcheries source
at RIA#1 (69,60%)
69.60
4.30
26.10
RIA#1 Other Hungarian strain
Trang 18Hatcheries: Use the same carp brood for next breeding season
89.47
10.53 0.00
20.00
40.00
60.00
80.00
100.00
Trang 19Thank you !