1.飲水免疫應選擇合適的疫苗。並非所有的疫苗都適合於飲水免疫,如雞產蛋下降綜合症油乳劑滅活疫苗、雞痘甘油苗、雞ji傳chuan染ran性xing法fa氏shi囊nang滅mie活huo疫yi苗miao等deng。如ru對dui不bu適shi合he采cai用yong飲yin水shui免mian疫yi方fang法fa進jin行xing免mian疫yi的de疫yi苗miao而er采cai用yong此ci法fa免mian疫yi,那na麼me隻zhi會hui造zao成cheng免mian疫yi失shi敗bai。而er適shi合he飲yin水shui免mian疫yi的de疫yi苗miao是shi高gao效xiao價jia的de活huo毒du弱ruo疫yi苗miao,如ru雞ji新xin城cheng疫yi弱ruo毒du疫yi苗miao、禽霍亂弱毒疫苗、雞傳染性法氏囊病弱毒疫苗、雞傳染性支氣管炎弱毒疫苗等。同時,要確保飲水免疫的質量,對劣質、過期、保管不當的疫苗應絕對禁止使用。
2.稀xi釋shi疫yi苗miao應ying把ba握wo適shi宜yi的de濃nong度du和he適shi度du的de用yong水shui量liang。采cai用yong飲yin水shui免mian疫yi稀xi釋shi配pei製zhi疫yi苗miao可ke用yong深shen井jing水shui或huo涼liang開kai水shui,飲yin水shui中zhong不bu應ying含han有you任ren何he使shi疫yi苗miao滅mie活huo的de物wu質zhi,如ru氯lv、鋅、銅、鐵(tie)等(deng)離(li)子(zi),此(ci)外(wai)飲(yin)水(shui)器(qi)要(yao)保(bao)持(chi)清(qing)潔(jie)幹(gan)淨(jing),不(bu)可(ke)有(you)消(xiao)毒(du)劑(ji)和(he)洗(xi)滌(di)劑(ji)等(deng)化(hua)學(xue)物(wu)質(zhi)殘(can)留(liu),飲(yin)水(shui)的(de)器(qi)皿(min)不(bu)能(neng)是(shi)金(jin)屬(shu)容(rong)器(qi),可(ke)用(yong)瓷(ci)器(qi)和(he)無(wu)毒(du)塑(su)料(liao)容(rong)器(qi)。飲(yin)水(shui)免(mian)疫(yi)的(de)疫(yi)苗(miao)應(ying)保(bao)持(chi)適(shi)當(dang)的(de)濃(nong)度(du),疫(yi)苗(miao)用(yong)量(liang)一(yi)般(ban)應(ying)高(gao)於(yu)其(qi)他(ta)途(tu)徑(jing)免(mian)疫(yi)用(yong)量(liang)的(de)2倍-3倍,稀釋疫苗的用水量應根據家禽大小來確定,可參照如下用水量:1 周齡-2周齡,每隻8毫升-10毫升;3周齡-4周齡,每隻15毫升-20毫升;9周齡-10周齡,每隻20毫升-30毫升;7周齡-8周齡,每隻30毫升-40毫升;9周齡-10周齡,每隻40毫升-50毫升。稀釋疫苗宜將疫苗開瓶後倒入水中攪勻,為有效地保護疫苗的效價,可在疫苗稀釋液中加入0.2% -0.5%detuozhinaifenhunheshiyong。ciwai,peizhihaodeyimiaoxishiyeyanjinshouyangguangzhijiezhaoshe,ruzaiyanrejijiegeijiaqinshiyongyinshuimianyishi,yingjinliangbikaigaowenshijinxing。
3.飲水免疫前後應控製家禽飲水和避免使用其他藥物。施用飲水免疫前的家禽,應提前3小時-5xiaoshitingzhigongshui,jutitingshuishijianchangduankelinghuozhangwo,yibanzaitianqiyanredexiaqiujijiehuojiaqinsiweiganliaoshi,tingshuishijiankeshidangduanxie,zaitianqihanlengdedongchunjijiehuojiaqinsiweishiliaoshi,tingshuishijiankeshidangchangxie,shijiaqinzaishiyongyinshuimianyiqianyouyidingdekoukegan,quebaojiaqinzaibanxiaoshineijiangyimiaoxishiyeyinwan。weibaozhengjiaqinjitiyinyonghouchongfenxishouyaowu,zaiyinshuimianyihouhaiyingtingshui1小時-2小時。此外,家禽在飲水免疫前後24小時內,其飼料和飲水中不可使用消毒劑和抗菌素類藥物,以防引起免疫失敗或幹擾機體產生免疫力。
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