1. Xaiv cov neeg uas tsim nyog fattening
Tus yug, tsos thiab lub cev zoo li ntawm nqaij nyuj ua lub luag haujlwm tseem ceeb hauv cov nyhuv fattening, tab sis ntxiv rau kev xaiv cov nyuj nrog cov yam ntxwv zoo ntawm cov tsiaj, yuav tsum xav txog lwm yam. Thaum xaiv cov nyuj pub rau kom fatten, lub hnub nyoog tsim nyog, tus nqi rau cov nyuj pub nyuj thiab nyuj pub rau yav tom ntej yuav tsum tau xaiv. Feem ntau, cov nyuj muaj hnub nyoog 1.5 ~ 2 tuaj yeem tau txais txiaj ntsig kev lag luam ntau dua tom qab 90 ~ 120 hnub ntawm fattening.
Kev nce ntawm bulls yog qhov tseem ceeb tshaj li cov thawj coj hauv kev xaiv poj niam vim hais tias testosterone secreted los ntawm bulls testis koom nrog hauv cov ntshav tsim, rog thiab pub metabolism, txhawb calcium tshuav nyob rau hauv lub cev, uas tuaj yeem txhim kho tus nqi loj hlob thiab pub siv nqaij nyug. Charley nyuj. Bulls muaj feem pua ntawm cov nqaij ntshiv ntau dua, cov rog tsawg thiab cov nqaij zoo dua, yog li peb yuav tsum xaiv cov nyuj kom deb li deb tau kom fatten lawv. Txawm li cas los xij, bulls uas muaj hnub nyoog tshaj 2 xyoos yuav tsum tau castrated ua ntej fattening, txwv tsis pub, nws yog ib qho nyuaj rau tswj thiab yuav cuam tshuam rau cov nqaij zoo.
2. Xaiv lub caij uas tsim nyog fattening
Qhov zoo tshaj plaws ib puag ncig kub rau nqaij nyug nyuj sib nraus yog 7 ~ 27 ℃, thiab qhov txheeb ze av noo yog 65% ~ 70%. Qhov kub ntau dhau yuav ua rau muaj kev ntxhov siab nyob rau hauv cov nyuj nyuj, uas tsis yog tsuas yog tsim kev puas tsuaj rau fattening, tab sis kuj tsim kev puas tsuaj rau kev noj qab haus huv ntawm nyuj nyuj. Yog li ntawd, qhov kev xaiv zoo tshaj plaws rau lub caij fattening yog thaum kub qis dua 30 ℃. Qhov ntsuas kub tsim nyog tuaj yeem txhawb nqa nyuj nyuj pub noj thiab pub siv, thiab tuaj yeem txo tus nqi noj nyuj thiab kev cuam tshuam ntawm ectoparasites xws li yoov tshaj cum thiab yoov ntawm nyuj thiab poob ntawm nyuj nyuj lub cev muaj zog, uas yog zoo rau fattening.
Lub caij tsim nyog rau nyuj nyuj fattening yog caij nplooj ntoos hlav thiab caij nplooj zeeg. Lub caij zoo tshaj plaws rau nyuj nyuj slaughtered nyob rau lub caij nplooj zeeg lig. Qhov kub thiab txias nyob rau lub caij ntuj no thiab qhov kub thiab txias nyob rau lub caij ntuj sov tsis haum rau nyuj nyuj nce qhov hnyav. Yog tias peb xaiv cov nyuj rog rog rau lub caij ntuj no thiab lub caij ntuj sov, peb yuav tsum ua txoj haujlwm zoo ntawm kev tiv thaiv tshav kub thiab txias tiv thaiv kom kho qhov kub kom haum rau cov nyuj nyuj fattening.
3. Xaiv qhov tsim nyog fattening thiab pub txoj kev
Ua ntej fattening, nqaij nyuj Brahman nyuj yuav tsum tau pab pawg tsim nyog raws li lawv qhov yug me nyuam, qhov hnyav, hnub nyoog, lub cev mob, thiab poj niam txiv neej, kom tsis txhob muaj kev sib ntaus sib tua ntawm nyuj thiab pab tswj. Nqaij nyuj fattening yuav tsum tau ua nyob rau hauv theem, uas yuav muab faib ua peb theem, lawv yog lub pre-fattening theem, nruab nrab-fattening theem, thiab tom qab fattening theem. Peb theem no yuav tsum tau tsa thiab tswj raws li tus yam ntxwv ntawm kev loj hlob thiab qhov hnyav nce ntawm cov nyuj nyuj kom tsis txhob nkim pub.
Feem ntau, theem ua ntej fattening yog 15 ~ 20 hnub, uas feem ntau txwv tsis pub cov nqaij nyug. Limousine nyuj, kom nyuj nyuj tuaj yeem hloov mus rau ib puag ncig thiab pub. Kev noj zaub mov kom zoo yog 0.5 kg ib hnub, thiab cov ntsiab lus ntawm cov protein hauv cov zaub mov yuav tsum ncav cuag 12%. Qhov nruab nrab fattening theem feem ntau yog 45 hnub, thaum lub sij hawm uas concentration noj yuav tsum tau nce ntxiv kom ua tiav lub hom phiaj ntawm fattening sai, thiab cov protein cov ntsiab lus nyob rau hauv cov zaub mov yuav tsum yog 10%. Lub sij hawm tom qab fattening yog lub sij hawm ntawm sudden fattening.
Lub luag haujlwm tseem ceeb yog txhawm rau ua kom muaj roj cov ntsiab lus ntawm cov leeg kom txhim kho qhov tsw thiab rhiab ntawm nqaij nyuj. Qhov no yuav tsum tau noj tsuas yog nrog lub zog pub, thiab cov ntsiab lus ntawm cov protein yuav tsum tau qis. Hauv theem no, lub sijhawm pub mis yuav tsum tau nce kom tsim nyog, thiab cov roughage tuaj yeem pub ib zaug thaum hmo ntuj thaum ua kom txaus dej haus yog muab.
Txhawm rau xaiv txoj kev pub mis kom haum rau cov nyuj rog rog, tam sim no, txoj kev pub mis ntawm tethered pub, pub dawb, thiab dej haus dawb feem ntau yog siv los txo cov kev tawm dag zog thiab kev siv zog ntawm nyuj. Lub reins khi rau nyuj nyuj yuav tsum tsis txhob ntev dhau, feem ntau yog 60 cm. Kev pub zaub mov noj nyom yuav tsum ua raws li txoj cai ntawm kev pub mis tsawg dua, thiab lub sijhawm pub mis nyuj tuaj yeem ua kom ntev ntev los ntawm kev pub roughage ua ntej thiab tom qab ntawd mloog zoo kom cov nyuj nyuj tuaj yeem tau txais kev noj ntau tshaj plaws. Kev pub nyuj nyuj yuav tsum muaj cov khoom noj muaj txiaj ntsig zoo thiab tsim nyog, muaj ntau haiv neeg noj, thiab zoo palatability, txhim kho kev siv khoom noj thiab ua kom qhov hnyav nce.
4. Muaj zog kev tswj hwm txhua hnub
Nyob rau hauv tus txheej txheem ntawm fattening nqaij nyug longhorns nyuj, peb yuav tsum ua ib txoj hauj lwm zoo ntawm kev soj ntsuam txhua hnub. Peb yuav tsum saib xyuas lub hlwb, kev noj haus, thiab kev tawm ntawm nyuj nyuj txhua hnub. Yog tias peb pom qhov txawv txav, peb yuav tsum paub cov laj thawj hauv lub sijhawm thiab daws qhov teeb meem. Txhawm rau kom muaj kev nyab xeeb ntawm kev pub noj, ua haujlwm zoo hauv kev cia khoom noj, thiab txwv tsis pub noj nqaij nyuj pwm pwm thiab cov khoom noj tsis zoo. Tsis tas li ntawd, kev saib xyuas yuav tsum tau them nyiaj rau kev nyiam huv ntawm cov dej haus kom ntseeg tau tias nyuj nyuj haus txaus, tshwj xeeb tshaj yog nyob rau lub caij ntuj sov yuav tsum muab cov dej haus txaus thiab txias.
Nyob rau lub caij nplooj ntoo hlav thiab lub caij ntuj no, qhov kub ntawm cov dej haus yuav tsum khaws cia tsis pub tsawg tshaj 10 ℃. Txhawm rau tswj kev noj qab haus huv ntawm nyuj nyuj, txhuam lub cev nyuj 1 mus rau 2 zaug hauv ib hnub tuaj yeem tsis tsuas yog txhawb cov ntshav ncig, tab sis kuj tseem ua kom huv si, tshem tawm ectoparasites thiab txhim kho lub cev. Thaum cov nyuj nyuj raug kev txom nyem los ntawm cov kab mob hauv vivo thiab vitro, cov cab yuav ncaj qha noj cov nqaij nyuj nyuj. Tsis tas li ntawd, cov tshuaj lom uas tsim los ntawm cov kab mob parasite metabolism tseem yuav ua rau cov nqaij nyuj muaj kab mob, ua rau muaj kev cuam tshuam loj rau cov nqaij nyuj fattening, thiab tseem yuav ua rau muaj kev hem thawj rau lawv txoj kev noj qab haus huv.
Yog li ntawd, kev tshuaj xyuas cov tshuaj tua kab thiab kab mob yuav tsum tau ua nyob rau hauv cov nyuj fattening kom paub tseeb tias txhua lub taub hau ntawm nyuj noj qab nyob zoo. Tsis tas li ntawd, nyuj yuav tsum tau kho ib zaug txhua lub caij nplooj ntoos hlav thiab lub caij nplooj zeeg, thiab cov tshuaj tua kab uas muaj kev ua haujlwm siab thiab tsis muaj tshuaj lom tuaj yeem raug xaiv. Rau cov nyuj hauv qhov tsis zoo, 100 ~ 150 g ntawm ntsev tuaj yeem noj kom txhawb lawv lub plab.
5. Muab qhov chaw pub mis kom haum
Ib puag ncig yam ua lub luag haujlwm tseem ceeb hauv cov nyhuv fattening ntawm nyuj nyuj. Thaum lub sij hawm fattening ntawm nyuj nyuj, nws yog tsim nyog rau cov nyuj rancher muab ib tug xis nyob ib puag ncig rau cov nyuj nyuj los pab txhawb lawv txoj kev loj hlob thiab qhov hnyav nce, kom ua tiav qhov zoo tshaj plaws fattening nyhuv. Khaws lub tsev kom huv si, qhuav thiab tshiab. Cov quav thiab av hauv lub tsev yuav tsum tau muab ntxuav kom huv si raws sijhawm. Ua haujlwm zoo ntawm qhov cua thiab txaj yuav tsum tau hloov tsis tu ncua. Cia nyob ntsiag to ze ntawm cov nyuj nkos kom tsis txhob cuam tshuam cov tsiaj. Kev ceev faj yuav tsum tau them rau kev khaws cia qhov kub thiab txias, txheeb ze av noo thiab concentration ntawm cov pa phem hauv lub tsev. Cov nyuj los thiab combed yog tsis tu ncua disinfected kom huv si thiab comprehensively txo qhov kev puas tsuaj rau pathogenic microorganisms rau nyuj.