Báo cáo nghiên cứu khoa học " Status of common carp in Vietnam " - Pdf 15

Status of common carp in
Vietnam
Le Quang Hung
Research Institute for Aquaculture
No.1, Bac Ninh, Vietnam
Results
The 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
Culture conditions
Condition %
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

Mrigal
Tilapia
Black carp
Soloma
Others
Culture knowledge in Common carp
41.72
29.80
5.30
8.61
14.57
Self study
Media
Communication
Heritage
Training
Source of common carp seed
14.79
4.93
4.23
55.63
20.42
River, stream
Hatcheries
Traders
Others
Trader and Hatcherise
Common carp breeds cultured
15.09
21.70

 Bud rice, soya bean, cassava, muck and
pellet feed.
 Density: 0.4-1.0 ind/10m
2
Carp seed quality evaluation
62.41
25.56
11.28
0.75
Good
Moderate
Poor
No idea
Common carp seed demand
36.84
2.26
60.15
0.75
Increase
Decrease
No idea
Not change
Supplied seed to neighbours
0.75
32.33
1.50
65.41
Very often
Rarely
Others

at RIA#1 (69,60%)
69.60
4.30
26.10
RIA#1
Other
Hungarian strain
Hatcheries: 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
Yes No
Thank you !


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