Technical and economic feasibility of applying the Better Management Practices (BMP) to household aquaculture in Vietnam - MS6 " pot

Technical and economic feasibility of applying
the Better Management Practices (BMP) to
household aquaculture in Vietnam - MS6 "
1

Ministry of Agriculture & Rural Development

COLLABORATON FOR AGRICULTURE AND RURAL
DEVELOPMENT (CARD)



002/05 VIE
Technical and economic feasibility of applying the Better
Management Practices (BMP) to household aquaculture
in Vietnam


MS-6: BMP extension material
SHRIMP FARM RECORD BOOK

Nguyen Xuan Suc
Tran Long Phuong
Mai Van Ha
Research Institute for Aquaculture No.1


Bac Ninh, 2007

Research Institute for Aquaculture No.1
Technical and economic feasibility of applying the Better Management Practices (BMP) to
household aquaculture in Vietnam
Tel: 04.8780407, Fax: 04.8273070, email:






DIARY

SHRIMP FARM RECORD BOOK









Household name: ……………………….
Address: ………………….…………….
Culture type: ……………… ………….
Crop/year: ……………… ……………

2


Part 1: POND AND SEED DATA

1. Pond data:
- Culturing pond size (m
2
): …………….………
- Processing pond size (m
2
): …………………….
2. Pond preparation:
No. Criteria Unit Quantity Value
1 Pond repair (edge, drain, bottom)
2 Water
- Water level
- Chemicals
+
+
+
- Bioproduct
+
+
+
- Water color inducting
+ NPK
+ Urea
+ Phosphorus

+ Other
+

3. Shrimp seed:
- Seed source: …………………………………………………………….
- Seed size: …………………………………………………………
- Seed quantity: …………………………………………………………
- Method to test shrimp seed (mark):
[ ] Perceptible [ ] MBV test [ ] Parasitic test
[ ] Formalin shock [ ] Salty shock [ ] WSSV test
Others: ………………………
………………………………………………
3

Part II: DAILY DATA DURING CULTURE SEASON

Table 1a: daily shrimp feed data in the pond
Home-made feed Pellet feed No. of feeding tray:
…/pond
Day of age
1
st

meal
2
nd

meal
3
rd

meal
4
th

meal
5
th

meal
1
st

meal
2
nd

meal
3
rd

meal
4
th

meal
5
th

meal

No. of leftover
feeding tray
% of leftover
food/tray
1.
2.
3.
4.
5.
6.
7.
8.
9.
10.
11.
12.
13.
14.
15.
16.
17.
18.
19.
20.
21.
22.
23.
24.
25.
26.

27.
28.
29.
30.
4

Home-made feed Pellet feed No. of feeding tray:
…/pond
Day of age
1
st

meal
2
nd

meal
3
rd

meal
4
th

meal
5
th

meal
1

st

meal
2
nd

meal
3
rd

meal
4
th

meal
5
th

meal
No. of leftover
feeding tray
% of leftover
food/tray
31.
32.
33.
34.
35.
36.
37.

38.
39.
40.
41.
42.
43.
44.
45.
46.
47.
48.
49.
50.
51.
52.
53.
54.
55.
56.
57.
58.
59.
60.
61.
62.
63.
5


Home-made feed Pellet feed No. of feeding tray:

…/pond
Day of age
1
st

meal
2
nd

meal
3
rd

meal
4
th

meal
5
th

meal
1
st

meal
2
nd

meal

3
rd

meal
4
th

meal
5
th

meal
No. of leftover
feeding tray
% of leftover
food/tray
64.
65.
66.
67.
68.
69.
70.
71.
72.
73.
74.
75.
76.
77.

78.
79.
80.
81.
82.
83.
84.
85.
86.
87.
88.
89.
90.
91.
92.
93.
94.
95.
6


Home-made feed Pellet feed No. of feeding tray:
…/pond
Day of age
1
st

meal
2
nd

meal
3
rd

meal
4
th

meal
5
th

meal
1
st

meal
2
nd

meal
3
rd

meal
4
th

meal

5
th

meal
No. of leftover
feeding tray
% of leftover
food/tray
96.
97.
98.
99.
100.
101.
102.
103.
104.
105.
106.
107.
108.
109.
110.
111.
112.
113.
114.
115.
116.
117.

118.
119.
120.
121.
122.
123.
124.
125.
126.
127.
7

Part II: DAILY DATA DURING CULTURE SEASON (CONT.)

Table 1b: daily environmental data in the pond
Daily environmental data (test at 6h – 7h, and 14h – 15h)
pH DO T
0

Day o
f
age
Water
level
Water
color
Độ trong
(cm)
Salinity
(%

0)
Mor. Aft. Mor. Aft. Mor. Aft.
Unusual phenomenon and solution

1.
2.
3.
4.
5.
6.
7.
8.
9.
10.
11.
12.
13.
14.
15.
16.
17.
18.
19.
20.
21.
22.
23.
24.
25.
26.

27.
28.
29.
30.
31.
8


Daily environmental data (test at 6h – 7h, and 14h – 15h)
pH DO T
0

Day o
f
age
Water
level
Water
color
Độ trong
(cm)
Salinity
(%
0)
Mor. Aft. Mor. Aft. Mor. Aft.
Unusual phenomenon and solution

32.
33.
34.

35.
36.
37.
38.
39.
40.
41.
42.
43.
44.
45.
46.
47.
48.
49.
50.
51.
52.
53.
54.
55.
56.
57.
58.
59.
60.
61.
62.
63.

9


Daily environmental data (test at 6h – 7h, and 14h – 15h)
pH DO T
0

Day o
f
age
Water
level
Water
color
Độ trong
(cm)
Salinity
(%
0)
Mor. Aft. Mor. Aft. Mor. Aft.
Unusual phenomenon and solution

64.
65.
66.
67.
68.
69.
70.
71.

72.
73.
74.
75.
76.
77.
78.
79.
80.
81.
82.
83.
84.
85.
86.
87.
88.
89.
90.
91.
92.
93.
94.
95.

10


Daily environmental data (test at 6h – 7h, and 14h – 15h)
pH DO T

0

Day o
f
age
Water
level
Water
color
Độ trong
(cm)
Salinity
(%
0)
Mor. Aft. Mor. Aft. Mor. Aft.
Unusual phenomenon and solution

96.
97.
98.
99.
100.
101.
102.
103.
104.
105.
106.
107.
108.

109.
110.
111.
112.
113.
114.
115.
116.
117.
118.
119.
120.
121.
122.
123.
124.
125.
126.
Note: Mor.: Morning, Aft.: Afternoon
11

Table 2: Mornitoring of growth rate and some environmental indicators (weekly)

Environmental indicators Time N
(shrimp)
L
(cm)
P
(g/shrimp)
NH

3
Alkality NO
2
H
2
S
Week 1
Week 2
Week 3
Week 4
Week 5
Week 6
Week 7
Week 8
Week 9
Week 10
Week 11
Week 12
Week 13
Week 14
Week 15
Week 16
Week 17
Week 18
Week 19
Note: N: Number of shrimp; L: Average of shrimp length; P: Average of weight/ shrimp
12

PART 3: PRODUCTION COST AND RETURN DATA

I. Production cost:

No. Cost indicators Quantity
(unit)
Price
(VND/unit)
Value (VND)
1 Shrimp seed (shrimp)
2 Feed (kg)
Of which:


- Hand-made feed


- Pellet feed




3 Hire labour (man-day)
4 Lime (kg)

- CaO (agri-lime)


- CaCO
3

-

5 Fertilizer (kg):

- manure


- N-P-K


- Phosphorus


- Urea


-

6 Fuel
7 Chemical, bioproduct, medicine:

- Chemical


- bio-product


- medicine

- Vitamine


-

8 Depreciation
9 Other costs:

- Interest


- Tax


- Small equitment


-


Total cost

13

II. Production return:

No. Return indicators Quantity
(unit)
Price

(VND/unit)
Value (VND)
1 Tiger shrimp (kg)

- Grade 1 (< 35 shrp/kg)


- Grade 2 (35-45 shrp/kg)


- Grade 3 (45-55 shrp/kg)


- Grade 4(> 55 shrp/kg)

2 Other shrimp (kg)
3 Fish (kg)
4 Mud crap (kg)
5 Other

Total return


III. Food conversion rate (FCR): ………………………………………
IV. Growth rate: …………………………………………. (gr/shrp/day)
V. Survival rate: …………………………………………………………(%)
VI. Average size (tiger shrimp): …………………………. (shrp/kg)
VII. Finacial accounting:
• Total income from shrimp pond: ……………………………… (VND)
• Total cost for shrimp pond: ………….………………………… (VND)

• Gross profit: …………………………………………………. (VND)
• Profit/ ha: ………………………………………… (VND/ha)

14