chunjisuiranshiyibingduofajijie,zhiyaobawohaojiyibingfashengdetedianheguilv,guanzhurichangsiyangguanli,shishiqianghuamianyijiezhong,baozhenggeliyouxiao,jishizuohaoyufangxingtouyaodenggongzuo,jiuyidingnenggouyouxiaodiyugezhongchuanranbing。
加強飼養管理初春季節
zhanuanhaihan,zhouyewenchada,duijiqunchanshengjiaodadeyingji,yinggenjuqihoutedianjishitiaozhengsiyangguanlifangfa,zaizuohaorichangsiyangguanligongzuowai,yingzhongdianzuohaobaowenhetongfenggongzuo。bimianyinweiqiwenshenggaojiudafudutiaozhengjinfengkoudaxiaojifengjikaiqishuliang,zaochengjiqunyingji,dikanglixiajiangeryoufahuxidaodengjibingfasheng。youwenkongyikongzhifengjidejishekeyimeizhoutiaozheng1次,每次調整不宜超過1℃。春(chun)季(ji)氣(qi)溫(wen)升(sheng)高(gao),微(wei)生(sheng)物(wu)繁(fan)殖(zhi)加(jia)快(kuai),加(jia)之(zhi)冬(dong)季(ji)注(zhu)重(zhong)保(bao)溫(wen),舍(she)內(nei)存(cun)留(liu)較(jiao)多(duo)灰(hui)塵(chen)等(deng)有(you)害(hai)物(wu),因(yin)此(ci)應(ying)加(jia)強(qiang)對(dui)舍(she)內(nei)衛(wei)生(sheng)清(qing)理(li)消(xiao)毒(du)工(gong)作(zuo),飲(yin)水(shui)管(guan)可(ke)用(yong)高(gao)錳(meng)酸(suan)鉀(jia)每(mei)周(zhou)消(xiao)毒(du)一(yi)次(ci),帶(dai)雞(ji)消(xiao)毒(du)應(ying)適(shi)當(dang)增(zeng)加(jia)水(shui)量(liang)。
做好免疫接種為保證雞群均勻有效的抗體水平
首shou先xian要yao製zhi定ding一yi個ge合he理li的de免mian疫yi程cheng序xu,然ran後hou落luo實shi每mei項xiang免mian疫yi接jie種zhong工gong作zuo,並bing根gen據ju抗kang體ti監jian測ce結jie果guo及ji時shi補bu免mian。同tong時shi應ying密mi切qie關guan注zhu雞ji病bing流liu行xing趨qu勢shi及ji周zhou邊bian疫yi情qing情qing況kuang,必bi要yao時shi增zeng加jia免mian疫yi項xiang目mu、次數及劑量。新城疫免疫應考慮活苗和油苗兼顧,開產前應同時免疫,保證產蛋高峰期間抗體穩定。產蛋期每8~10周進行一次活苗氣霧免疫,連續2次氣霧免疫均不能達到保護值時進行ND油苗免疫。禽流感的免疫在開產前應進行3次,產蛋期間抗體監測結果一旦低於保護值立即補免,傳支免疫盡可能使用多種血清型疫苗。
隔離發病雞群春季是雞病多發季節
完(wan)善(shan)生(sheng)物(wu)安(an)全(quan)體(ti)係(xi)是(shi)避(bi)免(mian)雞(ji)群(qun)發(fa)病(bing)的(de)有(you)效(xiao)手(shou)段(duan)。應(ying)做(zuo)好(hao)職(zhi)工(gong)培(pei)訓(xun),提(ti)高(gao)全(quan)員(yuan)防(fang)疫(yi)意(yi)識(shi),嚴(yan)格(ge)執(zhi)行(xing)各(ge)項(xiang)隔(ge)離(li)防(fang)疫(yi)措(cuo)施(shi)。並(bing)根(gen)據(ju)場(chang)內(nei)不(bu)同(tong)區(qu)域(yu)生(sheng)物(wu)安(an)全(quan)的(de)需(xu)要(yao)劃(hua)分(fen)各(ge)級(ji)防(fang)疫(yi)區(qu),不(bu)同(tong)級(ji)別(bie)的(de)防(fang)疫(yi)區(qu)域(yu)采(cai)取(qu)相(xiang)應(ying)的(de)隔(ge)離(li)消(xiao)毒(du)措(cuo)施(shi)。鳥(niao)類(lei)遷(qian)徙(xi)是(shi)禽(qin)流(liu)感(gan)傳(chuan)播(bo)的(de)重(zhong)要(yao)途(tu)徑(jing),同(tong)時(shi)應(ying)做(zuo)好(hao)防(fang)鳥(niao)工(gong)作(zuo)。
注意疫苗反應期育雛期間活苗免疫較多
gezhonghuomiaomianyidouhuibansuizhebutongchengdudemianyifanying,meigeyangzhichangmianyichengxuxiangduiguding,kejianlijiqunjiankangdangan,zhaodaoyimiaofanyingfashengdeshijianguilv,tizaotouyaoyufang,bimianyinyimiaodemianyifanyingjifa(支原體、大腸杆菌等)呼吸道病的發生,重點關注進雛後2~3周和傳染性喉氣管炎免後反應。必要時在免疫前3天投喂3~5萬單位的強力黴素進行預防。
提防天氣驟變春季氣溫變化較大
受早晚溫差影響,冷暖空氣的交替作用常造成氣溫的劇烈變化(大於10℃),這樣就會給雞群造成很大的應激,養殖場應關注天氣預報,提早做好準備,可在天氣變化前1~2天投喂維生素C等藥物進行有效預防。
嚴管轉群應激在培育後備雞過程中,轉群工作是不可避免的,雞隻在轉群時會造成很大應激,各種免疫應避開在轉群前後3天進行。轉群前2天投喂抗生素和多維降低應激影響。
手機版




