đại học cần thơ
đại học cần thơ đại học cần thơ
đại học cần thơ -
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- khoa nông nghiệp
khoa nông nghiệp khoa nông nghiệp
khoa nông nghiệp giáo trình giảng dạy trực tuyến
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Giáo trình
dinh dỡng gia súc

chơng 4
tiêu hóa và hấp thu

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


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FXDWDFQJFJLLQ\ODYQFKX\QWKFQWUQWKFQYLGLFKWLXKRD
YDHPFDFFKWDFWLXKRDWLPDQJQK\UXWKSWKX
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 4XDQWURQJQKWWDFQJQKDLQJKLQWKFQWURQJPLQJPXFFKODODP
WKFQEQKRWUQYLQFERWWKDQKQKQJYLQQKQGQXWODPWQJ
GLQWFKWLS[XFFXDWKFQYLGFKWLXKRDQJWKL[D\UDFDFSKDQ[D
WLWGFKWLXKRDFKXQEFKRFDFEFWLXKRDVDX1FERWFKD
QFYDFKWNKEDRJPPXFLQFDFPXLYFHQ]\PHαDP\ODVHYD
FDFO\VR]\PHV1JDPHRYDFKRWKLXFDFαDP\ODVHFXDQFERW7URQJNKL
RFDFORDLQJYWNKDFNFDFRQQJLHQ]\PHαDP\ODVHKRDWQJUW
PDQK (Q]\PH Q\ FXQJ FR PW WURQJ WX\Q QF ERW FXD KHR QKQJ KRDW
QJUWNHPYDQJLWDQJKLQJFRSKDLODFRVWLXKRD[D\UDPLQJ
KHRKD\NKQJELYWKFQFQXWUWQKDQKDYDRWKFTXDQQGD
GD\ODQLFRS+UWWKSNKQJWKFKKSFKRαDP\ODVHKRDWQJ7X\
QKLQQXFRWKFRYDLVWLXKRDWLQKEW[D\UDGDGD\ELYNKLWKF
QNKQJKRDQWRDQWLS[XFQJD\YLGFKY

NKLDFLGDYDRWDWUDQJKRUPRQVHFUHWLQFJLDLSKRQJUDWOSELXE
FXD UXWQRQDYDR WURQJ PDX.KL QR WLS[XFYL VW XQ KRDQ FXD WX\
WDQJ QR NFK WKFK FDF W EDR WX\Q WX\ WLW UD PW FKW GFK FKD FDF LRQ
ELFDUERQDWH YL QQJ  FDR QKQJ UW W HQ]\PH 0W KRUPRQ NKDF
FKROHF\WRNLQLQSDQFUHR]\PLQFXQJFPDQJQK\WLWUDNKLFDFSHSWLGYD
NKL WKF Q WLX KRD WLQ WL WD WUDQJ +RUPRQ Q\ NFK WKFK EDL WLW FDF
HQ]\PH QK WU\SVLQRJHQ FK\PRWU\SVLQRJHQ SURFDUER[\SHSWLGDVH $ YD %
SURODFWDVH αDP\ODVH OLSDVH OHFLWKLQDVH YD QXFOHDVH .KQJ JLQJ QK
SHSVLQFDFHQ]\PQ\KRDWQJS+W(QWHURNLQDVHVODPWHQ]\PH
GR PDQJ QK\ FXD WDWUDQJFKX\QLWU\SVLQRJHQNKQJKRDWQJWKDQK
WU\SVLQ+RDWQJQ\FXQJF[XFWDFGRFKQKELWU\SVLQYDQKWKWLS
WXFFDFSKDQQJ[XFWDFWQJKRD+RDWQJFXDWU\SVLQUWFELWQR
FKWDFGXQJOQOLQNWSHSWLGEDRJPQKRPFDUER[\OFXDO\VLQYDDUJLQLQ
7U\SVLQFXQJFKX\QLFK\PRWU\SVLQRJHQWKDQKHQ]\PHFK\PRWU\SVLQF
ELW WDF GXQJ OQ OLQ NW VQ SHSWLG EDR JP QKRP FDUER[\O FXD W\URVLQ
WU\SWRSKDQSKHQ\ODODQLQYDOHXFLQ
 (Q]\PH αDP\ODVH FXD GFK WX\ FR FKF QQJ WQJWDP\ODVH FXDWX\Q
QFERWFRWDFGXQJOQOLQNWαJOXFDQWLQKEWYDJO\FRJHQ
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NKQJ WKX\SKQKRDQWRDQFDFWULDF\OJO\FHUROYDKRDWQJGQJODLJLDL
RDQPRQRDF\OJO\FHURO
 &KWEHRULGDGD\GDQJSKQWOQUWNKREWKX\SKQQKDQKVWKX\
SKQFKWEHRFKWUELVQKXWQJKRDFXDPXLPW
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 9LQKQJNKXSKQEQKWKQJOXQOXQFRPWOQJWKFQNKDQJ
WDF GXQJ FXD FDF HQ]\PH WLX KRD lt KHR FHOOXORVH  YD FDF KHPLFHOOXORVH
NKQJ EFDFHQ]\PHWURQJEPD\WLXKRDWDFGXQJ/LJQLQODWKDQKSKQ
NKQJWLXKRDYKRDQWRDQNKQJEFDFHQ]\PWLXKRDWDFQJ
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  GltUXWQRQFRGFKWUDQJ
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SHSWLGDVH  GLSHSWLGDVH
  3RO\SHSWLGSHSWRQ    SHSWLGDD   DD

   0DOWRVH  0DOWDVH  *OXFRVH   
/DFWDVH
 /DFWRVH    JOXFRVHГJDODFWRVH
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