danjituogangzaijikaichanshijiuhuifasheng,bingyanxuzhenggechandanqi,danyouyudaduoshuyangzhihubuqingchutuogangyuanyin,zhishiwentidebudaochedijiejue,yanzhongyingxiangleyangjidejingjixiaoyi。weici,bizhetichudanjituogangbingyinfenxiyufangzhicuoshi,jingongyangjihucankao。
開(kai)產(chan)前(qian)光(guang)照(zhao)時(shi)間(jian)長(chang),使(shi)得(de)蛋(dan)雞(ji)過(guo)早(zao)開(kai)產(chan)。由(you)於(yu)開(kai)產(chan)前(qian)光(guang)照(zhao)時(shi)間(jian)長(chang),導(dao)致(zhi)雞(ji)體(ti)成(cheng)熟(shu)尚(shang)未(wei)達(da)到(dao)而(er)性(xing)成(cheng)熟(shu)已(yi)完(wan)成(cheng),造(zao)成(cheng)蛋(dan)雞(ji)提(ti)前(qian)開(kai)產(chan)而(er)脫(tuo)肛(gang)。因(yin)此(ci),育(yu)成(cheng)雞(ji)階(jie)段(duan)光(guang)照(zhao)應(ying)控(kong)製(zhi)在(zai)9小時以內,開產後逐漸把光照增加到14小時~16小時。
後(hou)備(bei)母(mu)雞(ji)日(ri)糧(liang)中(zhong)蛋(dan)白(bai)質(zhi)水(shui)平(ping)過(guo)高(gao)。嚴(yan)格(ge)按(an)照(zhao)蛋(dan)雞(ji)不(bu)同(tong)生(sheng)長(chang)階(jie)段(duan)的(de)營(ying)養(yang)需(xu)要(yao)配(pei)製(zhi)日(ri)糧(liang),是(shi)保(bao)證(zheng)生(sheng)長(chang)發(fa)育(yu)的(de)重(zhong)要(yao)條(tiao)件(jian),盲(mang)目(mu)提(ti)高(gao)日(ri)糧(liang)中(zhong)的(de)蛋(dan)白(bai)質(zhi)水(shui)平(ping),容(rong)易(yi)造(zao)成(cheng)產(chan)蛋(dan)開(kai)始(shi)時(shi)蛋(dan)個(ge)過(guo)大(da)而(er)脫(tuo)肛(gang)。因(yin)此(ci),育(yu)成(cheng)雞(ji)階(jie)段(duan)應(ying)降(jiang)低(di)雞(ji)日(ri)糧(liang)中(zhong)的(de)蛋(dan)白(bai)質(zhi)水(shui)平(ping),增(zeng)加(jia)能(neng)量(liang)飼(si)料(liao),促(cu)進(jin)體(ti)成(cheng)熟(shu)來(lai)解(jie)決(jue)脫(tuo)肛(gang)。
產蛋雞日糧中維生素A和維生素E不足,生殖道發生炎症,造成輸卵管狹窄而引起脫肛。因此,在產蛋雞日糧中添加充足的維生素A和維生素E能有效解決生殖道發炎,防止雞體抵抗力下降而引起輸卵管和泄殖腔發生炎症,從而解決輸卵管狹窄引起的脫肛。
fuxietuoshuidaozhishuluanguannianmorunhuazuoyongjiangdi。changshijiandefuxieshidanjidetineishuifenxiaohaoguoda,yanzhongdedadaotuoshuichengdu,zhishishuluanguannianmobunengyouxiaodifenmirunhuaye,shengzhidaoganse,jichandanshiqianglienuzezaochengtuogang。yinci,zaishengchanzhongyingzhaochufuxiedesiliaohuojibingyuanyin,shixingbiaobenjianzhiyihuifugeqiguandezhengchangshengligongnenglaijiejuetuogang。
jiqunfayuzhengqiducha。jicaishibupingjunzaochengdajifeipang,zhishigangmenzhouweizuzhidedanxingjiangdi,fubuzhifangguoduoershichandanshiwaifandeshuluanguannanyifuweishiertuogang;小xiao雞ji因yin營ying養yang不bu良liang而er瘦shou弱ruo,體ti成cheng熟shu較jiao差cha,也ye易yi引yin起qi脫tuo肛gang。因yin此ci,在zai飼si養yang過guo程cheng中zhong要yao大da小xiao雞ji分fen群qun飼si養yang,根gen據ju肥fei胖pang程cheng度du合he理li配pei製zhi日ri糧liang,保bao證zheng雞ji群qun發fa育yu整zheng齊qi度du,從cong而er減jian少shao脫tuo肛gang。
雞群擁擠、衛生條件差。雞舍內氨氣濃度、飼養密度較高,空氣環境惡劣,造成母雞產蛋脫肛。因此,要注意雞舍飼養密度和衛生,加強雞舍通風換氣以防脫肛。
蛋雞處於產蛋高峰期,連續產蛋導致輸卵管內分泌液減少,潤滑作用降低。因此,要供應蛋雞充足的飲水,從而降低脫肛雞的數量。
意外驚嚇。處於產蛋狀態的雞因應激而使外翻的泄殖腔不能複位造成脫肛。因此,應盡量減少噪音等應激,嚴禁犬、貓、鼠進入雞舍致使蛋雞發生驚嚇而引起脫肛。
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