Tài liệu Giáo trình dinh dưỡng gia súc P7 pdf

đại học cần thơ
đại học cần thơ đại học cần thơ
đại học cần thơ -

- khoa nông nghiệp
khoa nông nghiệp khoa nông nghiệp
khoa nông nghiệp


giáo trình giảng dạy trực tuyến
QJ7S&ĂQ7K7HO)D[
:HEVLWHKWWSZZZFWXHGXYQNQQHPDLO
GPLQK#FWXHGXYQYWDQK#FWXHGXYQ






Giáo trình
dinh dỡng gia súc

chơng 7
protein




Chủ biên: PTS. Lu Hữu Mãnh
Tham gia biên soạn: Th.S. Nguyễn Nhựt Xuân Dung
và PTS Võ Văn Sơn

Tháng 1 năm 1999



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
3527(,1
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,.+$v,1,j03527(,1
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+21
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1LWURJHQ  
2[\JHQ  
6XOSKXU  
3KRVSKRUXV 
7URQJSURWHLQ1EQKTXQWKQJO\ODDPFXDVDQ
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 
1RLWQJTXDWSURWHLQFWDRWKDQKGRFDFDFLGDPLQNWKSYLQKDX
&RKQDFLGDPLQFWPWK\VLQKYWQKQJFKFRDFLGDPLQODFXW
WKQJJSFXDSURWHLQ
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DPSKLSURWHLQ&KWDPSKLSURWHLQWURQJWKFQJLDVXFSKQOQFXQJFR
DFLGDPLQKRFFKX\QFKWWDFLGDPLQQXFOHRWLFFDFOLSLGFRDPDPLQSXULQ
S\ULPLGLQQLWUDWYDFDFYLWDPLQ%FRFKDDP
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3URWHLQODFKXLDFLGDPLQNWKSYLQKDXEQJOLQNWSHSWLG&2
1+

5

&+
1+

&2
2+
5

&+&22+
1++

&2 1+ &+ 5

&2
2+
&+
1+

5

OLQ NW
+
1+&+
&22+
5

&+
5

&22+1+&2&+
5

1+&2&+5

1+

SHSWLG
'LSHSWLG
7ULSHSWLG

DD


DDD
3

3RO\SHSWLG 3URWHLQ

3KQWOQJFXDSURWHLQYWKUWFDRNKRDQJ3URWHLQFXDPL
ORDLQJD\FDWURQJFXQJPWFWKSURWHLQFXDPLPEDRFXQJNKDFQKDX6
NKDFELW\GRVOQJORDLYDWKWFXDFDFDFLGDPLQFXWDRQQSURWHLQ9
WKSURWHLQFXDPLORDLWKFQNKDFQKDXYWKDQKSKQYDWKWFDFDFLG
DPLQ
%DQJ7KDQKSKQDFLGDPLQFXDYDLORDLWKFQ

$FLGDPLQ
Loaỷi
thổùc
n
Arg Cys Gly His Leu Ile Lys Met Phe Thr Try
p
Ty
r
Va
l
-
Bừp.
- Luùa
mióỳn.
- Bọỹt
caù.
0,5
7
0,4
5
3,9
1

0,1
9
-
0,6
0
0,3
1
-
-
0,2
2
0,2
4
1,1
1
1,1
0
1,3
7
4,0
0
0,3
8
0,5
4
2,4
8
0,2
7
0,2

8
4,0
7
0,2
0
0,1
1
1,5
6
0,4
5
0,4
9
2,0
2
0,4
8
0,3
2
2,4
6
0,1
1
0,1
1
0,6
1
0,
39
0,

19
1,
95
0,
73
0,
57
2,
07
,,,$&,'$0,1
$FLGDPLQFKQKWKDQKNKLSURWHLQEWKX\SKQELFDFHQ]\PHDFLGKRF
EDVH0FGXFRWUQDFLGDPLQFSKQOSWFDFYWOLXVLQKKRFFK
FRDFLGDPLQODWKDQKSKQSKELQFXDSURWHLQ$FLGDPLQFXWDRFKX\X
JPFRPWQKRPFRFKDQLWURJHQJRLODQKRPDPLQR1+

YDQKRPDFLG
FDUER[\OLF&22+3KQOQFDFDFLGDPLQFRWURQJWQKLQGDQJFR
QKRPDPLQRJQYLQKQFDUERQL[QJYLQKRPFDUER[\OFQJWKFWQJ
TXDWQKVDX
 

C
NH
2
H
R
COOH

 7URQJWQKLQKXKWFDFDFLGDPLQXFRGDQJ/.KLWQJKSDFLGDPLQ
QJLWDWKXFGDQJ/YDGDQJ'1JLWDQJKLQFXFKRELWOD

FKFRPWVDFLGDPLQODJLDFPYDKHRVGXQJFFDGDQJ'/QK'/
O\VLQ'/YDOLQH'/PHWKLRQLQH&DFDFLGDPLQFRQODLJLDFPFKVGXQJ
FGDQJ/PDWKLYDJLDFPVGXQJ'PHWKLRQLQHFRKLXTXD9Y\NKL
SKLKSNKXSKQFKXQJWDFQSKDLELWGDQJFXWDRKRDKRFFRQYWFR
WKVGXQJKLXTXD

C
NH
2
R
H
C
O
OH
'D

Q
J
/
C
O
OH
R
C
H
NH
2
'DQJ'



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FKXQJFDQKWUDQKYWUWUDRLYLFDFDFLGDPLQEQKWKQJJ\UDVUL
ORDQWURQJWUDRLDFLGDPLQ7KGXPLPRVLQODFKWFRQKLXWURQJF\EQK
OLQKKD\F\NHRJLXEQKOLQK/HXFDHQD OHXFRFHSKDODFRFXWDRJQJLQJ
W\URVLQ7\URVLQODPWDFLGDPLQFLRGKRDFKX\QLWKDQKKRUPRQ
WK\UR[LQODKRUPRQFXDWX\QJLDSWUDQJ0LPRVLQVHFFKYDWUDQKJLDQK
LRGLQHYLW\URVLQYWKNKQJWDRWKDQKSKDQQJLRGKRDF9Y\WUX
ERQWKFQFKDQKLXPLPRVLQVHFKPOQUXQJOQJ
αδ

OH
CH
2
CH
-
NH
2
COOH
Tyrosin

I
2
O
OH
N
CH
2
CH
-

NH
2
COOH
M
im
o
s
in
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7URQJKDWF\VRXD6HVEDQLD JUDQGLIORUDFRFKWFDQDYDQLQHLNKDQJYL
DUJLQLQH
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7KFYWYDYLVLQKYWFRWKWQJKSSURWHLQWQKQJKSFKWDP
Q JLDQQKQLWUDWHiQJYWNKQJWKWQJKSFQKRPDPLQR[\
GQJSURWHLQFXWDRFWKFKXQJSKDLQKQPWQJXQDPLQRDFLGWWKFQ
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397 0$7 +,//
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Г*LDVXFWUQJWKDQKNKQJFQ$UJYD+LV
Г*DQJRDLDFLGDPLQWUQFRQFQWKP*O\FLQ
iLYLWKXQKDLODLWWFDFDFDFLGDPLQWKLW\XXFYLVLQKYWGD
FRWQJKSQQ7X\QKLQWFWQJWUQJKRFQQJVXWVDNKQJWKDW
WLDQXNKXSKQWKLXFDFDFLGDPLQFQWKLW
C=NH
NH
H
2
N
CH
CH
2
CH
2
-
NH
2
COOH
COOH
NH
2
-
CH
2
CH

2
CH
H
2
N C=NH
-
O
-amino-
guanidino-n-valeric acid
)
-
Canavanine
-
)
guanidinydoxy-n-butyric acid
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