Kev ua me nyuam yaus ntawm cov nyuj nyuj muaj feem cuam tshuam ncaj qha rau qib kev tsim cov mis nyuj. Muaj ntau yam cuam tshuam rau kev kawm ua me nyuam ntawm cov nyuj mis nyuj hauv kev tsim khoom tiag, thiab muaj kev sib raug zoo heev ntawm lawv, suav nrog kev yug me nyuam, hnub nyoog, caj ces yam, kab mob, kev tswj kev noj zaub mov, ib puag ncig, Thiab kev noj haus.
1. Kev Nyuaj Siab Ntawm Kev Ua Phem Rau Kev Ua Phem
Lub zog ua lub luag haujlwm tseem ceeb hauv kev loj hlob thiab kev loj hlob ntawm nyuj nyuj thiab kev tsim khoom ib txwm muaj. Nws yog thawj cov as -ham xav tau los ntawm cov mis nyuj. Lub zog tsim nyog tuaj yeem ua kom lub cev ua haujlwm zoo li qub ntawm cov nyuj nyuj thiab yog lub hauv paus kom tau txais txiaj ntsig zoo tshaj plaws ntawm kev yug me nyuam. Lub zog noj zaub mov tsis tsim nyog, txawm tias siab dhau lossis qis dhau, yuav muaj qhov tsis zoo ntau ntxiv rau kev ua me nyuam nyuj nyuj.
Lub zog ntau dhau ntawm cov nyuj mis nyuj, tshwj xeeb yog hauv 2-3 lub hlis ua ntej cov mis nyuj qhuav, yog tias qib zog muab rau cov nyuj mis nyuj yog siab dhau, lub zog ntau dhau yuav hloov mus ua rog, uas yuav ua rau cov rog nyuj muaj rog zoo. Kev rog dhau yuav yooj yim ua rau poob ntawm kev noj cov mis nyuj, cov rog kuj tseem tuaj yeem nthuav tawm hauv lub mis, lub cev ua me nyuam, lub siab, thiab lwm yam kabmob, cuam tshuam rau kev noj qab haus huv ntawm cov nyuj mis nyuj, uas tuaj yeem yooj yim ua rau muaj teeb meem xws li dystocia kev, kev tso menyuam tawm thiab mob qog noj ntshav hauv nyuj nyuj. Qhov no yog qhov hnyav dua rau cov nyuj uas muaj cov mis nyuj qis thiab ua tsis tau zoo, uas yuav ua rau rog dhau los tom qab yug menyuam, txo qis qe zoo, thiab ovulation txawv txav thiab estrus.
Thaum tus nyuj tsis muaj zog, yog tias nws tshwm sim ua ntej xa khoom, nws yuav ua rau nyuj rog rog zuj zus thiab cov hauv paus loj zuj zus thiab ua tsis tau zoo, thiab cuam tshuam rau ovulation kom qhov kev yug menyuam ntawm mating poob qis. Ib qho ntxiv, nws tseem yuav ua rau nyuj yooj yim tshwm sim tus kab mob ntawm kev tuav lub tsho me nyuam thiab tsis ua rau lochia tom qab yug me nyuam. Tom qab yug me nyuam, kev noj cov mis nyuj pib poob qis, thiab lub sijhawm no cov nyuj nyob ntawm ncov ntawm lactation. Cov nyuj yuav tsis siv lawv lub zog lub cev kom tau raws li qhov xav tau ntawm kev pub niam mis ntau. Nws yog qhov yooj yim heev rau cov nyuj kom muaj lub zog tsis zoo, thiab lub zog qib cuam tshuam rau qib ntawm kev tsim cov tshuaj hormones ntawm cov nyuj, yog li cuam tshuam rau kev ua me nyuam ntawm cov nyuj kom cov nyuj mis nyuj tau qeeb estrus, follicular kev loj hlob retardation, estrus txawv txav thiab ntxiv rau. Qhov tsis zoo ntawm lub zog tshuav yog qhov pom tseeb hauv cov nyuj uas muaj cov mis nyuj ntau thiab hnyav dua nyob rau hauv cov rog rog rog ua ntej yug. Yog li ntawd, yuav tsum tau them nyiaj mloog rau cov zaub mov muaj txiaj ntsig ntawm cov mis nyuj hauv kev noj haus. Thaum kev noj cov mis nyuj tsawg zuj zus, qib zog hauv kev noj zaub mov yuav tsum tau nce kom raug kom tsis txhob muaj lub zog tsis zoo, uas yuav ua rau muaj kev puas tsuaj ntawm kev ua me nyuam nyuj.
2. Cov nyhuv ntawm Protein rau Kev Ua Phem
Txhawm rau txhim kho cov mis nyuj tsim ntawm cov mis nyuj, cov kws yug tsiaj feem ntau nce qib protein hauv kev noj zaub mov, tab sis nws yuav ua rau kev poob qis ntawm kev ua me nyuam nyuj nyuj. Cov protein nyob hauv cov khoom noj mis nyuj muaj xws li rumen degradable protein thiab rumen-passing protein. Thaum cov protein ntau tau pub rau cov nyuj mis nyuj, cov ntsiab lus ammonia hauv rumen thiab cov ntsiab lus urea hauv cov ntshav nce, uas hloov pauv cov kua hauv lub tsev menyuam. Qhov no ua rau muaj qib sib txawv ntawm kev lom rau qe, fertilized qe, thiab embryos. Nws kuj tseem txo qis cov synthesis ntawm prostaglandins thiab qhov tob ntawm progesterone thiab ncua sijhawm estrus thiab ovulation. Ib qho ntxiv, thaum muaj kev noj zaub mov muaj protein ntau, nyuj yuav tsum siv lub zog ntau dhau los txhawm rau zom cov nitrogen ntau dhau thiab ntxiv qhov tsis muaj zog sib npaug, uas cuam tshuam loj heev rau kev ua me nyuam. Thaum muab cov protein tsis txaus, nws yuav cuam tshuam rau kev tsim cov hauv paus. Nyuj mis nyuj muaj ovulation txawv txav thiab estrus thiab nquag muaj kab mob tom qab yug menyuam xws li placental tuav tseg.
3. Cov teebmeem ntawm Minerals rau Rmuaj menyuam Pyam ua tsis yog
Tom qab yug me nyuam cov calcium yuav ntws tawm nrog cov mis ntau, tshwj xeeb tshaj yog rau cov nyuj uas muaj cov mis nyuj ntau. Nws yog ib qho yooj yim los tsim mis nyuj kub. Cov ntsiab lus calcium hauv cov ntshav tsawg heev. Thaum cov tshuaj calcium hauv cov ntshav txo qis, kev zom zaub mov ntawm cov mis nyuj thiab kev noj cov teeb meem qhuav zuj zus, uas ua rau lub zog tsis zoo nyob hauv cov mis nyuj. Tib lub sijhawm, qhov nce ntawm lipid catabolism tuaj yeem yooj yim ua rau rog ua lub siab thiab ketosis. Kev txo qis ntawm cov leeg nqaij hauv plab tuaj yeem ua rau dystocia thiab tso ntshav tom qab yug menyuam. Cov qib ntawm phosphorus hauv kev noj zaub mov muaj txiaj ntsig tseem ceeb ntawm kev nqus calcium. Yog li ntawd, txhawm rau ua kom tau raws li kev loj hlob ib txwm muaj, kev pub niam mis thiab rov tsim dua ntawm cov nyuj mis nyuj, qib tsim nyog ntawm calcium thiab phosphorus hauv kev noj haus yuav tsum nce ntxiv.
4. Cov txiaj ntsig ntawm Vitamin ntawm Kev Ua Yeeb Yam
Txawm hais tias cov vitamins hauv cov khoom noj muaj tsawg heev, nws muaj cov txiaj ntsig tseem ceeb ntawm kev ua me nyuam nyuj nyuj. vitamin E, tseem hu ua tocopherol, tuaj yeem ua rau kom cov tshuaj lutein qis ntau ntxiv, yog li cov txheej txheem fertilization tuaj yeem ua tiav zoo, thiab tseem tuaj yeem txo qhov kev pheej hmoo ntawm embryo thaum ntxov tuag thiab rho menyuam ntawm embryo. Dhau li, kev noj zaub mov vitamin E ntxiv kuj tseem tuaj yeem txo qhov tshwm sim ntawm kev tso menyuam hauv plab thiab mob qog noj ntshav. vitamin A yog cov vitamin muaj feem cuam tshuam nrog kev ua me nyuam nyuj nyuj. Thaum cov nyuj mis nyuj tsis muaj vitamin A, teeb meem xws li embryo dysplasia, rho menyuam, tso me nyuam tseg, thiab mob hauv plab yuav tshwm sim.
5. Qhov cuam tshuam ntawm Kev Tshawb Fawb Txog Kev Ua Phem
Zinc thiab tooj liab tau koom nrog hauv kev sib xyaw ntawm ntau yam enzymes thiab cov protein hauv cov tsiaj thiab kev tsim cov nyuj nyuj, thiab tseem tiv thaiv cov cell. Pub dawb los ntawm kev puas tsuaj ntawm oxidative metabolism, zinc tsis txaus yuav cuam tshuam rau kev tsim cov phev thiab ua rau lub cev ua haujlwm tsis muaj zog, thaum tsis muaj tooj liab yuav txwv tsis pub estrus ntawm nyuj, ua rau nyuj tsis muaj estrus lossis tsis txawv txav. Selenium feem ntau ua lub luag haujlwm tiv thaiv kab mob, tuaj yeem tiv thaiv cov txheej txheem ntawm cov kab mob, tswj kev ua haujlwm ib txwm muaj ntawm lub cev. Yog tias lub cev nyuj tsis muaj selenium, yuav muaj kab mob xws li tso menyuam tso zis, mob hauv tsev menyuam, mob qog noj ntshav ntawm zes qe menyuam, thiab lwm yam. Yog tias tsis muaj selenium, cov phev tsim yuav raug cuam tshuam.
Iodine yog ib yam khoom tseem ceeb los ua ke thiab tswj cov metabolism hauv lub zog. Nws tuaj yeem txhawb kev sib txuas ntawm cov vitamin A. Yog tias iodine tsis muaj peev xwm cuam tshuam kev loj hlob ntawm tus menyuam hauv plab thiab kev loj hlob, nws tseem yuav ua rau kom muaj peev xwm tuav tau lub tsho me nyuam nyuj tom qab yug menyuam thiab txo qis kev ua me nyuam. Manganese koom nrog hauv kev sib xyaw cov vitamins thiab ua lub luag haujlwm tseem ceeb hauv kev tswj hwm kev ua haujlwm ib txwm muaj ntawm cov mis nyuj. Tsis muaj manganese tuaj yeem ua rau rov ua haujlwm tau yooj yim oestrus ntawm nyuj nyuj, txo tus nqi ntawm kev sib deev thiab kev xeeb tub, thiab yooj yim coj mus rau kev rho menyuam tawm ntawm cov nyuj mis nyuj thiab nce qhov kev hloov pauv ntawm cov menyuam yug menyuam.