giáo trình mo đun chọn và thả giống nghề nuôi tôm sú

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



GIÁO TRÌNH 



: NUÔI TÔM SÚ







2





 
dùng nguyên 
              

  03

3


 tôm sú viên 

, cách 

                

 
, P và 
 chúng tôi giáo trình Chọn và thả giống tôm sú 
 
P 

Bài 1: 
Bài 2: n
Bài 3: 
Bài 4: 

      ,          
 . Tuy nhiên Giáo trình 
sung 
giáo trình 
,  
Phát t  , các
chuyên gia và các      


1.  

K.s. 
2. 
- 
- 
- 
- 



4



 MC
TRANG
Tuyên b bn quyn
2
Li gii thiu
3
Mc lc
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n và th ging tôm sú
7
Bài 1: Chn ging tôm
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A. ni dung
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1. Vai trò ca con ging trong nuôi tôm
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2. Các yu t n chng tôm ging

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3. Ch
9
4. Chm quan
10
4.1. Chn tôm ging da vào trng thái hong
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4.2. Chn tôm ging da vào ngoi hình và màu sc
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5. Chng
15
5.1. Chc bng formol
15
5.2. Ch  mn
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6. Kim tra m nhim bnh
15
7. Chi
17
B. Câu hi và bài tp thc hành
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C. Ghi nh
18
Bài 2: Thu mn
19
A. Ni dung
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 mc ao nuôi
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1.1. Dng c  mn

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1.2. Cách tin hành
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 mc b ging tôm sú
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2.1. Dng c  mn
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2.1. Cách tin hành
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5

3. Thu mn
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B. Câu hi và bài tp thc hành
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C. Ghi nh
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Bài 3: Vn chuyn ging tôm sú
24
A. Ni dung
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nh ngày tui
24
nh m vn chuyn ging
25
 la chn m vn chuyn
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2.2. M vn chuyn
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

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3.1. Chun b
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
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4. Chn vn chuyn
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 la chn xe vn chuyn
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4.2. Cách vn chuyn
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5. Chn thi gian vn chuyn
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B. Câu hi và bài tp thc hành
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C. Ghi nh
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Bài 4 Th ging
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A. Ni dung
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1. Kim tra các yu t ng
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c
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
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 kim
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 trong

36
2. Thun nhi
38

38
2.2. Cách thun nhi
39
3. Th ging
40
3.1. nh thm th ging
41
6

3.2. nh m th ging
41
3.3. Cách th
43
ng tôm ging sau khi th
43
B. Câu hi và bài tp thc hành
43
C. Ghi nh
44
ng dn ging d
45
Tài liu tham kho
52
Danh sách Ban ch nhim xây diên
son giáo trình dy ngh  p
53

Danh sách hng nghi
dy ngh  p
54



















7

 
 03

n chuyên môn , mang tính





 
 
  c
nê nêu 
 
               

t kit và t


8


Bài 1: 
Mã bài: M 03-01

- ;
- 
-  tôm 

- 
A. 
1. tôm



            
. 
  


              
tôm      
 
tôm 
tôm 

s 
tôm sú  tôm
chân



  tôm 



            

9



 
 tôm sú
  
 tôm sú.
 

 

sú
 


 
  tôm sú 


2.  tôm
tôm 
các        
  
 tôm   vào 2  
tôm   .
tôm 
tôm 

tôm 


 chuy tôm .

 

3. :


10

- 

- 
 
- 
     

4. ng pháp 

Theo tiê        -  ost 15 -
 thì cost 

ost 15

Ch tiêu
Yêu cu ca Tôm sú
1. Trng thái hong
- m, ho 
hoc chu.
- c
c và không vón t.
- Lng ngi vt.
- t ngt v ting hoc ánh
sáng, tôm có phn ng nhanh.
2. Ngoi hình
- Các phn ph nguyên vn
- Ðuôi xoè
- Không d hình
3. Màu sc
- Thân màu xám tro, ho
- c.
- Không d màu.
4. Chiu dài thân (mm)
- 12 - 15
(S cá th khác c nh chim không quá 10%
tng s)

* 











11

              
 -
Post 15 -   sau:


STT
Tên dng c
m
S ng
1
Vt vt mu trong b 
- ng kính 30 cm
- ng vt phù du s 38
- Có cán dài, hoc dây treo
1 cái
2
Vt vt mu trong chu cha
- ng kính 15 cm
- ng vt phù du s 38

- Có cán
1 cái
3
Chu cha tôm ging
Màu trng, dung tích 10 - 15 lít
2 cái
4
Cc thu tinh
Trong sut, dung tích 500 ml
1 cái
5
Giy k ly
30 x 30 cm
1 t
6
Ðèn pin
Dùng pin 3 - 4,5 v còn mi
1 cái
7
Kính lúp
Ð i 4 x 6,3
1 cái

- 
-    

- 

- 


- 

tôm.

12


Hình 1. Tôm ging yu tp trung vào gia chu




Hình 2. Tôm ging khe
: 
  



13

  
 







nuôi.



T

T


+ 2
+ N;
+ Quan sát màu 
+  
.
+ 
+D
* 






- :


  

- 
 

-  :

14

3. 












 (mg/con)
Post 9-10
Post 11 - 12
Post 13 - 14
Post 15  16



3,0


4,0


5,5



6,5

2,2  3,0
3,0  4,0
4,0  5,5
5,5  6,5



1,8  2,2
2,2  3,0
3,0  4,0
4,0  5,5
K


1,8
2,2
3,0
4,0
 tôm   
bên ngoài, 









- 




- 








- Râu 1 




- , 


.
- 
- 15 > 1,2cm
- , 








- 
t
- 

- 







 , 




sinh








- 








- 












- Râu 1 




- 

- , thân 

- Post 15 < 1,2 cm
- 





, 







- 











- 
 .
* Q:

+ Dùng m

+ N 
15

 
t.
5. 

- L



- :
+ C   -           -
250ml/m
3
+ 



 trong 30 phút.
+ K
+ 


+ 


* :

+ 
+ .
+ Lost 15
+ 
* 
+  ≤ 5%)
+ Tôm 
P


 
ost 


16

.  






Không cho phép


Không cho




   
   
MBV
  

   


  



sáng
   
nào phát sáng
   phát
sáng
Không phát sáng
Có phát sáng

không hoàn
toàn

< 10


 
dính trên thân
  
còn dính trên

thân

   


  
bám trên thân
 
trên thân
n



< 5


Có ít trùng bám

Trùng bám






Hình 3. Chân tôm ging b t

Hình 4. Chân tôm ging không b tn

17









n

7. C
 , 
















, 


















 . 
































 . :
+ 


















 6 

18ml
+ T

















 .

+ 












+ Cho 
+ C



.
+  .
+ 







 




















 . Ba 





















 . 
 3 
, 







 .
5. 

















Post











6ml
18ml
6ml
18ml
6ml
18ml
6ml
18ml
Post 8
1500
4500

1800
5400
2000
6000
3200
9600
Post 11
1000
3000
1500
4500
1900
5890
3110
9330
Post 14
500
1500
1200
3600
1700
5610
3020
9060

/
- 200
>500







18

Chú ý:  ch   





 , 












 . 










 , 
3 .
:  2 

 6; 3 

 st 9; 4 

 12; 4 gai


, 1 












 , 





























 ,  .


- 
-  

C

- 
- 






















19

Bài 2: 
Mã bài: M 03-02


- 
- 
- 

1.  nuôi
1.1 
      
.


Hình 5

1.2  hành
1.2.1 Đo bằng khúc xạ kế
 
-  


20


 P



 



21

Lưu ý: Không được làm ướt khúc xạ kế.

Khi nồng độ muối của dung dịch quá cao, trên màn hình quan sát chỉ xuất
hiện màu trắng.

- 
- Không nên  
1.2.2 Đo bằng ty
̉
tro
̣
ng kế

+  - 
+ L
+ 
g yên

+ S

- 
 -  
xác.
* Lưu ý: 



 
2.    tôm sú

 
22


-  hành 







3. 
  tôm




 . 
















 

. 















.
* 


0
/
00

0
/
00

            

0
/
00

-


6.  















0
/
00
 
ostlarvae
(Pl/lít)
0  8
1
0
/
00
/ 10 phút
1.200  1.400
9  12
1
0
/
00
/ 10 phút
1.000  1.200
13  17
1
0
/
00
/ 10 phút
800  1.000
18  22

1
0
/
00
/ 15 phút
600  800
23  27
1
0
/
00
/ 45 phút
400  600



0
/
00
T 
M
(Pl/lít)
0  8
10/
00
/ 10 phút
1.200  1.400
9  12
1
0

/
00
/ 15 phút
1.000  1.200
13  16
1
0
/
00
/ 30 phút
800  1.000
23




























  .
B. 
-  
- 
C 

- 
24


Mã bài: M 03-03

- 
-                

- 

1. 
- - 



 - 

- Post larvae 
2

 


1. G; 2. G
3. G; 4. G
Hình 6. 

 Post larvae
25

Post larvae ên râu A
2


 larvae 
        . Post



1
tôm sú 
2.  


2:

- 
- 
- 
- 



7.  



tôm   8 lít

Tôm sú (con)
Tôm sú (con)

10  
15  
21  
10.000
8.000
7.000
6.000
10.000
7.000
6.000
5.000
3. 
3.1
3.1.1. Nguồn nước: Cho 6  

       
 
Chú ý: