GIÁO TRÌNH MÔ ĐUN 5 ƯƠNG NUÔI ẤU TRÙNG

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





5







1
T

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


2
 







sú 


 

 o
/201
tháng 12/2012           -
-
 

Sản xuất giống tôm sú 
:
 
 
 03.    
  
 8 
  
M
Giáo trình Ương nuôi ấu trùng 
Ương nuôi ấu trùng Sản xuất giống tôm sú



Post 15.
7 bài:
Bài 1. 
Bài 2. Nuôi Artemia
Bài 3. 

3
Nauplius 
Zoea 
Mysis 
Post larvae 

s
 - 









4


 TRANG
 2
 4
 7

 8
 9
1. Nauplius 9
2.  Zoea 11
3.  Mysis 13
4. Post larvae 14
Bài 2. ARTEMIA 16
1.  16
1.1.  17
1.2.  18
1.3.  19
1.4.  21
1.5.  25
2.  26
2.1.  29
2.2.  29
2.3.  31
2.4.  32
2.5. Artemia 33
 36
1.  36
1.1.  36
1.2.  36
2.  37
2.1.  37
2.2.  37

5
3.  37
3.1.  37

3.2.  37

 40
1. Nauplius 40
2. Nauplius  41
2.1.  41
2.2. Nauplius 42
2.3. Nauplius  44
3.  44
4.  45
Bài 5ZOEA 
 48
1. Zoea  48
1.1.  48
1.2.  49
1.3.  49
2. Zoea 50
3.  52
 
 57
1. Mysis  57
1.1.  57
1.2.  57
2. Mysis 58
3.  59
B
 64
1.  64
2.  64
 65

 65

6
2 66
3.  70
 73

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
 Error! Bookmark not defined.


7


1. 

8
: 
5

68 



Artemiacm sóc
Nauplius, Zoea, Mysis và Post larvae 





k
Artemia,
cNauplius, Zoea, Mysis và Post
larvae 






9
Bài 1. TÌM 
TÔM
Mã bài: M-01

n u trùng tôm sú có hình dng, tp tính sng và s dng th
khác nhau.
Vic tìm hiu n phát trinu trùng tôm sú s giúp áp
dng các bin pháp k thut phù hu trùng, cho ra
ng có t l st các tiêu chun ca tôm sú ging P15.

- 
-      Nauplius, Zoea, Mysis     Post
larvae.
A. 
-12 ngày là Nauplius,
Zoea và Mysis

1. Nauplius
Nauplius-





 kéo dài 36-



Nauplius 
     


     
ra.

Nauplius 1

10



Nauplius Nauplius
1.
     
      

     
lõm vào.

Nauplius 2

Nauplius 




Nauplius 3


Nauplius     

     
p



Nauplius 4

11



Nauplius 



Nauplius 5

Nauplius 
(7+7).
     



GNauplius 6
Hình 5.1.1. Các giai đoạn phụ của ấu trùng Nauplius

  Nauplius        
-
2.  Zoea





Zoea 
0
-


12


Zoea 




Zoea 1

Zoea m.
      





Zoea 2


Zoea 
     
     
nhánh ngoài.




Zoea 3
Hình 5.1.2. Các giai đoạn phụ của ấu trùng Zoea

Zoea -

0


13

3.  Mysis









Mysis 
     


Mysis 1



Mysis -4,4mm.
nh.

Mysis 2

14


Mysis -4,7mm.
      


Mysis 3
Hình 5.1.3. Các giai đoạn phụ của ấu trùng Mysis

Mysis  

0
C, có 
4. Post larvae
     


     





Hình 5.1.4. Post larvae 1




B. 
1. Các câu hi
              
Nauplius, Zoea, Mysis Postlarvae 


15
2. Các bài thc hành

2.1. Bài thực hành 5.1.1. n u trùng tôm sú bng
kính hin vi
 



 
+ trùng  
trong .
+  01 cái
+  
 01 cái
+  ca  01 cái
  
 

+ 






 4 
 
Bài báo cáo 
C. 
Nauplius 
Zoea 
 Mysis 

Post larvae 
sinh.


16

Bài 2. NUÔI  ARTEMIA
Mã bài: M05-02

noãn hoàng. Có


Skeletonemacostatum, Chaetoceros sp 
này mau .
Mysis
Mysis 

gây 

 
 Artemia 
trùng tôm sú.
A. 
1. Nuôi  
Skeletonemacostatum, Chaetoceros s
trùng Zoea và Mysis 

Skeletonemacostatum

Chaetoceros

Hình 5.2.1. Tảo khuê (tảo silic) là thức ăn cho ấu trùng tôm sú

17
1.1. Chuẩn bị bể nuôi tảo
      
     



      -





-2m
3

       



 
nhà,       




      
phòng.

.

    



Hình 5.2.2. Các loại bể nuôi tảo


18
1.2. Chuẩn bị dụng cụ
 
     

2
).
    -
30cm, dài 40-50cm.
       



Hình 5.2.3. Vợt thu tảo
 


Hình 5.2.4. Kính hiển vi

19

      -
3cm.



Hình 5.2.5. Ống nhựa dẻo
1.3. Cấp nước và môi trường dinh dưỡng vào bể
1.3.1. 
 

 Cho 1-
1.3.2. 

       
 do phòng thí



Hình 5.2.6. Các bình chứa dung dịch
dinh dưỡng nuôi tảo được pha chế từ
phòng thí nghiệm

Walne Skeletonemacostatum, Chaetoceros sp

Nitrat kali KNO
3

116 g
hay nitrat natri NaNO
3

100g

20
EDTA
45g
Acid boric H
3
BO
3

33g
Phosphat natri NaH
2
PO
4
. 2H
2
O
20g

3

1,3g
Clorua mangan MnCl
2
.4H
2
O
0,4g


1ml


Cách pha:
 -70
0
-100
0
C).
 H
 
 Cho 

3



Cl
2

2,1g
Clorua coban CoCl
2
. 6H
2
O
2,1g
Amon molipdat (NH
4

)
6
Mo
7
O
24
. 4H
2
O
0,9g

4
. 5H
2
O
2g
Hòa tan trong

Cách pha:

             trong



Vitamin B1
200mg
Vitamin B12
100mg

21

Vitamin C
100mg
Pha trong


Natri silicat Na
2
SiO
3
.5H
2
O
67g
Hòa tan trong




Nitrat kali KNO
3

100g

1000ml.


 
A
1
C

0,1
D
1
E
1

 
KNO
3
: 60g/m
3

NaH
2
PO
4
: 10g/m
3

NaSiO
3
: 20g/m
3

Vitamine B12: 0,005g/m
3

Vitamine B1: 0,1g/m
3


 

1.4. 
1.4.1. 
 
Nauplius Nauplius

22
Nauplius Nauplius 4 
-.

      




Hình 5.2.7. Bình tảo thuần chủng
, 
 .
  
 , sau

.

 


 ,
c   
1.4.2. 

Chaetoceros 

3


4

-30
0
C
-
-


23

Hình 5.2.8. Sơ đồ phát triển của tảo khi nuôi thực nghiệm

       

       

       










bào.
       
-
      


 

-






24

      
  





-



Hình 5.2.9. Màu của môi trường nuôi tảo ở các pha phát triển.



-








 
 .
-
  
       

      

    
-
      

