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Kev kuaj kab mob ruminants

Echinococcus Granulosus yog ib tug kab mob zoonotic uas muaj kev phom sij heev.
Pob Tsuas Xyooj ntawm nyuj thiab yaj yog ib yam kab mob sib kis los ntawm Brucella.
Cov neeg raug tsim txom brucellosis, thiab kev tiv thaiv yuav tsum muaj zog.
Feem ntau, daim tawv nqaij ua xua tshwm sim nyob ib ncig ntawm 20-25 hnub tom qab brucellosis.
FMD yog tus kab mob kis tau los ntawm FMD tus kab mob.
FMDV belongs rau genus Aphthous virus ntawm tsev neeg Picornavirus.
FMDV tshwj xeeb tshaj yog rhiab heev rau acids thiab alkalis.
Ruam qauj chlamydia yog ib tug tswv cuab ntawm genus Chlamydia.
cov me ruminant Tus kab mob zooepidemic belongs rau tus kab mob qhua pias genus ntawm Paramyxoviridae.

Kev kuaj kab mob ruminants

Dab tsi yog ruminants?

Ruminants txhais

Rooj yog ib tug suborder ntawm Artiodactyla. Rumination txhais tau hais tias tom qab noj mov rau ib lub sijhawm, cov zaub mov semi-digested hauv plab rov qab mus rau lub qhov ncauj kom zom dua. Ruminants yog cov tsiaj uas muaj txoj kev zom zaub mov. Feem ntau ib co herbivores, vim hais tias cov nroj tsuag fiber ntau nyuaj rau zom. Ruminants feem ntau yog maj nrawm rau noj, tshwj xeeb tshaj yog roughage. Feem ntau ntawm lawv yog nqos mus rau hauv lub rumen yam tsis tau chewed tag nrho. Tom qab lub rumen yog soaked thiab softened rau ib lub sij hawm ntawm lub sij hawm, cov zaub mov rov qab mus rau lub qhov ncauj kab noj hniav tom qab ntuav, zom dua, sib tov qaub ncaug dua Tus txheej txheem ntawm nqos mus rau hauv lub rumen.

Ruminants digestive system

Qhov tseem ceeb tshaj plaws ntawm kev zom zaub mov hauv lub plab zom mov ntawm ruminants-rumen microorganisms.
Rumen microorganisms muaj xws li: kab mob anaerobic, fungi, archaea thiab protozoa.
Cov kab mob rumen feem ntau suav nrog cov kab mob cellulose-decomposing, cov kab mob pectin-decomposing, cov kab mob starch-decomposing, thiab lwm yam, uas tuaj yeem decompose complex organic teeb meem rau hauv me me molecule organic acids, xws li formic acid, acetic acid, lactic acid, butyric acid, thiab lwm yam. , thiab tuaj yeem degraded ntxiv.
Cov kab mob rumen vam khom cov piam thaj thiab cov hmoov txhuv nplej siab muab rau hauv kev pub noj ua lub zog thiab nqus cov protein ua ntej, txwv cov amino acids, thiab cov ntsiab lus tseem ceeb thiab cov vitamins hauv pub rau kev loj hlob thiab kev loj hlob; Tom qab ntawd cov kab mob rov qab siv cov fiber ntau hauv cov neeg noj zaub mov, cov khoom noj tsis muaj protein ntau tsim cov roj fatty acids thiab cov kab mob ntawm tes siv los ntawm nyuj, thaum lwm cov pa roj raug tshem tawm ntawm lub cev los ntawm belching.

Lub luag haujlwm tseem ceeb ntawm rumen microorganisms yog:

① Fermented carbohydrate pub.
②Siv cov khoom noj uas tsis muaj protein ntau thiab tsis muaj protein ntau xws li urea los ua kom cov kab mob zoo tshaj plaws uas yuav tsum tau ua los ntawm tus tsiaj lub cev.
③ tuaj yeem tsim cov vitamin B tsev neeg thiab vitamin K.
④ Cov kab mob rumen muaj cov teebmeem ntawm hydrogenation, isomerization thiab synthesis ntawm rog.

Muaj pes tsawg lub plab ruminants muaj?

nyuj, yaj, nees, nees luav, ntxhuav, thiab giraffes yog txhua yam ruminants. Raws li cov ntaub ntawv, cov yam ntxwv anatomical ntawm ruminants yog tag nrho cov cloven hooves. Lub plab rumen tau muab faib ua 4 lub plab (cov ntxhuav muab faib ua 3 lub plab), uas yog rumen, reticulum, ob lub plab plab thiab abomasum. Tshwj xeeb, cov kab mob symbiotic yog siv los rhuav tshem cellulose rau hauv qabzib. Tom qab ntawd cov zaub mov yog rumminated thiab maj mam zom kom sib tov kom huv si kom ntxiv zom cov fiber ntau. Tom qab ntawd nqos dua, dhau ntawm rumen mus rau ob lub plab valve, thiab lub cev qhuav dej. Ces xa mus rau lub plab. Thaum kawg, nws raug xa mus rau txoj hnyuv me kom nqus tau.

Ruminants plab

Ris

Lub rumen yog thawj "chav tsaus" qhov twg cov zaub mov nkag mus rau hauv lub plab zom mov ntawm ruminants, thiab "qhov tseem ceeb sib ntaus sib tua" rau kev zom zaub mov. Nws yog lub tank kaw nyob fermentation, uas muaj ntau hom kab mob nyob hauv, suav nrog protozoa, kab mob thiab fungi. Feem ntau, txhua milliliter ntawm rumen kua muaj 16-40 billion kab mob, 200,000 ciliates, thiab ntau cov fungi. Tsis txhob kwv yees cov kab mob no, lawv yog cov ua yeeb yam tshwj xeeb ntawm rumen's digestive physiological functions. Tom qab cov zaub mov ncav cuag lub rumen, ntau cov kab mob tam sim ntawd ua raws li cov khoom noj thiab zais cov plab zom mov xws li cellulase, hemicellulase thiab β-glycosidase, yog li cov cellulose, hemicellulose thiab pectin hauv cov zaub mov yog polysaccharides Cov tshuaj no sai sai " txiav mus rau hauv monosaccharides thiab "hloov" rau hauv cov roj fatty acids thiab CO2. Cov qub tuaj yeem muab 60-70% ntawm lub zog rau cov ruminants. Thiab cov polysaccharide phytonutrients no yog indigestible los ntawm ruminants, thiab lawv yuav tsum cia siab rau lub haib "force" ntawm microbes. Txawm hais tias rumen loj, nws cov mucosa tsis muaj cov qog nqaij hlav, thiab nws tsis tuaj yeem tso kua txiv digestive. Nws yog kwv yees tias yuav o ntawm cov zaub mov loj. Tom qab cov zaub mov tau tag nrho digested los ntawm cov kab mob nyob rau hauv lub rumen, li ntawm 50% ntawm crude fiber yuav zom nyob rau hauv lub rumen.

Net plab

Lub plab net yog lub plab chamber ze rau rumen. Nws cov mucosa yog zoo li ib tug honeycomb, yog li nws kuj yog feem ntau hu ua muv plab. Qhov tseeb, lub plab thiab rumen tsis sib cais tag nrho hauv qhov chaw, yog li cov khoom noj khoom haus tuaj yeem txav mus los ntawm ob lub plab zom mov. Yog li, dab tsi yog lub cev muaj nuj nqi ntawm Net plab? Qhov tseeb, cov zaub mov uas ruminants noj hauv cov tsiaj qus feem ntau muaj qee yam khoom txawv teb chaws xws li cov ntsia hlau hlau. Thaum lub sij hawm no, lub vas plab zoo li ib tug sieve. Cov khoom txawv teb chaws no tau muab khaws cia rau hauv nws, uas tsis yog tsuas yog ua lub luag haujlwm hauv kev lim dej, tab sis kuj tiv thaiv cov khoom txawv teb chaws los ntawm kev raug mob mus rau lwm qhov chaw hauv plab. Tsis tas li ntawd, cov sensors ntawm lub plab mucosa tuaj yeem tau txais cov khoom siv hluav taws xob los ntawm cov nyom los yog quav nyab, thiab cog lus los ntawm cov leeg ntawm lub plab phab ntsa ntawm cov rumen kom pib rumination.

Mob plab

Lub plab valve txuas nrog lub plab nyob rau hauv pem hauv ntej ntawm lub vas, ua raws li lub plab wrinkled. Vim tias nws cov mucosa recessed sab hauv los tsim ntau nplooj flaps ntawm ntau qhov sib txawv, nws tseem hu ua lub plab plab. Lub plab zom mov ntawm cov zaub mov no zoo li "kev txuas ntxiv" ntawm rumen digestion. Nws zoo li lub twj tso kua dej. Qhov ntxhib ntawm chyme los ntawm rumen yog concentrated ntawm no. Tom qab tshem dej thiab electrolytes, nws yog ntxiv refined. Thawb lub thinner chyme rau hauv abomasum. Hauv lub plab plab, 20% ntawm cellulose hauv cov zaub mov tuaj yeem zom tau.

Wrinkled plab

Wrinkled plab yog lub plab chamber ua raws li cov hnyuv me, thiab nws tseem yog lub plab nkaus xwb nrog secretory muaj nuj nqi, uas muaj tiag tiag digestive muaj nuj nqi, yog li ntawd nws yog hu ua lub plab tiag tiag. Wrinkled plab tuaj yeem tso cov kua txiv hmab txiv ntoo ntau, nrog rau cov enzymes digestive xws li hydrochloric acid, pepsin thiab rennet, thiab cov kua qaub ntau. Cov secretions no feem ntau yog cov tshuaj digestive cov metabolites ntawm thawj peb cov zaub mov digested.

Tus kab mob ruminants

Cov kab mob ruminant feem ntau yog kab mob nyuj, kab mob yaj thiab tshis kab mob.

Brocellosis

Pob Tsuas Xyooj nyuj thiab yaj yog ib yam kab mob sib kis los ntawm brucella. Nws yog tus yam ntxwv los ntawm o, necrosis, thiab granuloma tsim ntawm lub cev xeeb tub, fetal daim nyias nyias, thiab ntau yam kabmob thiab cov ntaub so ntswg, ua rau cov tsos mob xws li nchuav menyuam, muaj menyuam tsis taus, testes, thiab mob caj dab. Ntau tus tsiaj muaj ntau qhov sib txawv ntawm qhov ua rau tus kab mob no, thiab kev kis kab mob hauv cov yaj, nyuj thiab npua.

FMDV

Bovine ko taw thiab qhov ncauj kab mob yog ib qho mob hnyav, kub, thiab kis tau tus kab mob tshwm sim los ntawm tus kab mob ko taw thiab qhov ncauj hauv cov tsiaj cloven-hoofed. Nws cov yam ntxwv kho mob yog hlwv ntawm qhov ncauj mucosa, lub mis thiab hoof.

Chlamydia

cov ruminant chlamydia (Chlamydia pecorum, C. pecorum) yog ib tug tswv cuab ntawm genus Chlamydia. Nws tus tswv tsev yog dav heev, thiab cov tsiaj txhu uas muaj kab mob feem ntau yog nyuj, yaj thiab npua. Ntau cov tsiaj qus yog cov tswv tsev ntawm cov fungus. Cov kab mob thiab cov tsiaj muaj kab mob yog qhov tseem ceeb ntawm kev kis kab mob. Lawv tuaj yeem tshem tawm cov kab mob los ntawm cov quav thiab lwm yam zais cia, ua kua dej paug, pub noj thiab ib puag ncig, thiab nkag mus rau hauv lub cev los ntawm kev zom zaub mov ntawm cov tsiaj txhu.

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