為保證母豬安全分娩,提高新生仔豬的存活率,在母豬分娩過程中細心照料母、仔豬,及時發現問題及時解決。母豬分娩時常見的問題如下:
1.母豬難產 母豬正常分娩時的狀態是:muzhuchanzaishiduoshucewo,fubuzhentong,quanshenduosuo,huxijinpo,yonglinuze,yinmenliuchuyangshuilianghoutuixiangqianzhishen,weibamenglieyaodong,houchanchuzaizhu。ruomuzhulinchanshiyangshuipaichuhouyigexiaoshi,weijianyouzaizhuchanchuhuofenmianjiangechaoguoyigexiaoshijiushiweinanchan。changjianyouyixiajigeyuanyinyinqi:
①母豬產道無力引起的難產:多見於胎齡較大的母豬。治療措施:靜注或皮下注射30~40單位的催產素或進行人工助產;人工助產時要把手臂清洗幹淨,用0.1%degaomengsuanjiarongyexiaodu,tushangyetishilahuofeizaoshuirunhuahao,shendaomuzhuzigongneitaochuzaizhu,dongzuoyaoqingrou,zhuyibuyaohuashangzigongti,taowanzaizhuhouyaolikejizhu20~30單位催產素,等胎衣排完後再往子宮內注入百克米先20ml並連續肌注3天的感必治,防止子宮內發生炎症。
②胎兒過大或產道狹窄引起的難產:多duo見jian於yu初chu產chan母mu豬zhu,這zhe時shi不bu能neng用yong催cui產chan素su,否fou則ze易yi引yin起qi子zi宮gong破po裂lie,應ying立li即ji實shi施shi人ren工gong助zhu產chan,如ru助zhu產chan不bu成cheng功gong可ke采cai取qu鋸ju胎tai的de方fang法fa保bao住zhu母mu豬zhu,一yi般ban隻zhi要yao鋸ju掉diao子zi宮gong口kou的de胎tai兒er就jiu可ke以yi了le,主zhu要yao是shi用yong鋸ju將jiang胎tai兒er上shang下xia額e骨gu分fen開kai,分fen別bie取qu出chu。待dai胎tai衣yi完wan全quan排pai出chu後hou子zi宮gong內nei注zhu入ru20ml百克米先。
③母豬羊水缺乏:多duo見jian於yu營ying養yang不bu良liang或huo遺yi傳chuan原yuan因yin引yin起qi,臨lin床chuang症zheng狀zhuang為wei,母mu豬zhu強qiang力li努nu責ze,隻zhi有you少shao量liang水shui排pai出chu,呼hu吸xi緊jin迫po,用yong手shou探tan進jin子zi宮gong不bu光guang滑hua,很hen難nan進jin入ru。治zhi療liao方fang法fa,用yong木mu板ban將jiang母mu豬zhu後hou軀qu墊dian起qi,將jiang40℃生理鹽水2500~5000ml,用一次性輸精管注到子宮內,直到子宮內有大量水排出,用手伸進子宮內光滑為至,等20分鍾左右如不產豬,便采取人工助產,胎衣排出後子宮內注入20ml百克米先並連續肌注3天的感必治,防止發生子宮內炎症。
2.母豬產後無乳 母(mu)豬(zhu)產(chan)完(wan)仔(zai)豬(zhu)隻(zhi)有(you)少(shao)量(liang)的(de)乳(ru)汁(zhi)排(pai)出(chu)或(huo)無(wu)乳(ru)排(pai)出(chu),仔(zai)豬(zhu)圍(wei)著(zhe)母(mu)豬(zhu)亂(luan)轉(zhuan),並(bing)發(fa)出(chu)尖(jian)叫(jiao)。這(zhe)時(shi)可(ke)將(jiang)仔(zai)豬(zhu)進(jin)行(xing)寄(ji)養(yang)或(huo)飼(si)喂(wei)冷(leng)凍(dong)初(chu)乳(ru),以(yi)讓(rang)仔(zai)豬(zhu)先(xian)獲(huo)得(de)足(zu)夠(gou)的(de)母(mu)源(yuan)抗(kang)體(ti)保(bao)護(hu),並(bing)喂(wei)給(gei)母(mu)豬(zhu)催(cui)奶(nai)靈(ling),同(tong)時(shi)皮(pi)下(xia)注(zhu)射(she)催(cui)產(chan)素(su)30~40單位。每天4~5次,以促進乳汁快速排出。
3.母豬拒絕授乳 母豬因乳房炎、shoujingxiahuoqitayuanyinyinqiburangzaizhuchinai,biaoxianweimuzhuyifubuzhedi,zaizhushuijiaoshijianhenchang,xinghoubianweimuzhuluanzhuan,buduangongmuzhufuburufangbuwei。zheshikexianduimuzhujinxingrufanganmo,yongmaojinrefurufang。rufaxianyouyanzhengkejizhuganbizhixishitoubaosaifuna,jinxingzhiliao,nengqudejiaohaodexiaoguo。
4.母豬產後咬仔 多(duo)發(fa)生(sheng)於(yu)初(chu)產(chan)母(mu)豬(zhu),初(chu)產(chan)母(mu)豬(zhu)沒(mei)有(you)經(jing)驗(yan),由(you)於(yu)生(sheng)產(chan)過(guo)程(cheng)疼(teng)痛(tong)或(huo)受(shou)到(dao)應(ying)激(ji)見(jian)到(dao)仔(zai)豬(zhu)就(jiu)精(jing)神(shen)緊(jin)張(zhang),以(yi)致(zhi)於(yu)咬(yao)仔(zai)豬(zhu)。這(zhe)時(shi)可(ke)把(ba)仔(zai)豬(zhu)抓(zhua)到(dao)保(bao)溫(wen)箱(xiang)內(nei),再(zai)按(an)摩(mo)母(mu)豬(zhu)下(xia)腹(fu)部(bu)讓(rang)母(mu)豬(zhu)仰(yang)臥(wo),用(yong)木(mu)板(ban)等(deng)擋(dang)住(zhu)母(mu)豬(zhu)的(de)前(qian)半(ban)部(bu)分(fen),不(bu)讓(rang)其(qi)看(kan)見(jian)仔(zai)豬(zhu),再(zai)把(ba)仔(zai)豬(zhu)抓(zhua)出(chu)來(lai)讓(rang)其(qi)吃(chi)奶(nai)。等(deng)母(mu)豬(zhu)呼(hu)吸(xi)均(jun)勻(yun)後(hou),發(fa)出(chu)哼(heng)哼(heng)的(de)叫(jiao)聲(sheng),去(qu)掉(diao)木(mu)板(ban),母(mu)豬(zhu)就(jiu)可(ke)讓(rang)仔(zai)豬(zhu)吃(chi)奶(nai)。如(ru)上(shang)種(zhong)方(fang)法(fa)不(bu)成(cheng)功(gong),可(ke)給(gei)母(mu)豬(zhu)肌(ji)注(zhu)鎮(zhen)靜(jing)劑(ji),再(zai)讓(rang)仔(zai)豬(zhu)吃(chi)奶(nai),如(ru)果(guo)把(ba)初(chu)產(chan)母(mu)豬(zhu)對(dui)麵(mian)放(fang)一(yi)個(ge)母(mu)性(xing)較(jiao)好(hao)的(de)經(jing)產(chan)母(mu)豬(zhu),並(bing)讓(rang)其(qi)先(xian)產(chan)豬(zhu),讓(rang)初(chu)產(chan)母(mu)豬(zhu)看(kan)經(jing)產(chan)母(mu)豬(zhu)哺(bu)乳(ru)的(de)過(guo)程(cheng),可(ke)減(jian)少(shao)咬(yao)仔(zai)現(xian)象(xiang)發(fa)生(sheng)。
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