分娩過程障礙
duiwulunshitaierwulitupotaimodeyanchanhuolinchanmuyangzigongshousuowulizaochengdeyanchanhuonanchan,yibandoububicaiyongshoushucuoshi,zhiyaotiaozhengtiwei,shidangrengongzengjiafuyajunnengshunliyinchan。danyanshiguochangyizaochenggaoyangsiwanghuochanchudegaoyangduoweiruogao,xuyaotebiejiaqianghuli。taiweibuzhenghuochandaoxiazhaiyinqidenanchanduofayuchuchanmuyang,tongguozhuchanhejiaozhengtaiwei,yibanqingkuangxianengshunlishengchan,duichandaoguoyuxiazhaizhekejinxingpoufujiuzhi,cileiqingkuangbingbuduojian。
臍帶感染
羔羊初生時不注意臍帶消毒,不僅能誘發臍帶炎,更為嚴重的是,當微生物侵入體內時,能引起敗血症、膀胱炎、輸尿管炎、changyanheguanjieyandengjibing,ruguozhiliaobujishibianzaochengsiwang。linchuangzhongdepangguangyanheshuniaoguanyanjibenshangjunyouweizhuyiqidaixiaoduyinqi。gaoyangsihoupoujian,kejianpangguanglianjieshuniaoguandebufenjunyouyanzhengbingbian,pangguangzhongchongmanniaoye。yanzhongshi,yinpangguangyandaozhisiwangshuzhansigaozongshu20%。
母羊產後缺乳或無乳
queruhuowurumuyangchanxiadegaoyangdadoujuyouxiantianbuzudetedian,chushenghourubunengjishichidaochuru,qifabinglvhesiwanglvdougaoyuzhengchangburudegaoyang。duishouruomuyanglinchanqianjichanhoushidangbusihanyoudouleijiyouliaodejingsiliao,duizengjiamiruyouyidingxiaoguo。wurugaoyangzuihaoyousigaomuyangrenlinghuoyoumiruchongzudemuyangdairu,dancifadejuxianxingjiaoda,yibancaiyongrengongbusi。busifangfayintiaojianbutongeryi,youdeyongxiaomimianhuohuangdoumiantiaochenghuzhuangsiwei,yeyoudeyongnaifensiwei,youtiaojianricunzuihaoyongxianniunaisiwei。busideguanjianshiyingyangheweisheng。busijiyiyinqigaoyangxiaohuabuliangxingfuxie,yejiyiyinqidachangganjunganran,yingtebiezhuzhongtianjiazhuxiaohuayaowujikangshengsuyaowujinxingyufang。
初生羔羊痢疾的預防
1、圈舍及用具消毒
產chan羔gao前qian對dui圈quan舍she和he用yong具ju進jin行xing全quan麵mian徹che底di的de清qing理li消xiao毒du,對dui產chan羔gao圍wei欄lan更geng新xin墊dian草cao,鋪pu撒sa草cao木mu灰hui。產chan羔gao期qi內nei定ding期qi消xiao毒du,勤qin換huan墊dian草cao,保bao持chi良liang好hao的de衛wei生sheng環huan境jing。對dui病bing羔gao設she隔ge離li圈quan單dan獨du飼si養yang,並bing做zuo到dao1畜1消毒、1更換墊草。
2、藥物預防及治療
用抗生素對羔羊痢疾進行藥物性預防可收到顯著效果。在羔羊出生日開始服用土黴素,每次服0.02~0.05g/kg體重,日服2次,連服6天。羔羊下痢一般多在初生後2~4日齡,7日齡後則明顯減少,如果在7日齡後發病治愈率也相應提高。對下痢羔羊可選用抗生素及磺胺類藥物治療,常用的有鏈黴素、新諾明、氯黴素、新黴素等。如能使用本場分離菌株製備的高免血清,可收到良好的治療效果。對下痢嚴重者應配合補糖、補(bu)液(ye),保(bao)護(hu)胃(wei)腸(chang)黏(nian)膜(mo),調(tiao)整(zheng)胃(wei)腸(chang)機(ji)能(neng)等(deng)對(dui)症(zheng)治(zhi)療(liao)。對(dui)濕(shi)熱(re)型(xing)下(xia)痢(li)佐(zuo)以(yi)黃(huang)蓮(lian)素(su)片(pian)劑(ji),對(dui)寒(han)濕(shi)型(xing)下(xia)痢(li)佐(zuo)以(yi)附(fu)子(zi)理(li)中(zhong)丸(wan),對(dui)非(fei)菌(jun)型(xing)泄(xie)瀉(xie)口(kou)服(fu)參(can)苓(ling)白(bai)術(shu)散(san)、鮮薑汁等中藥製劑能收到良好的效果。
3、瀕死羔羊的救治
對四肢癱軟、口鼻冰涼、呼吸微弱的低蛋白血、低血糖症瀕死羔羊,可采用25%葡萄糖、Vc等藥物進行靜脈注射。對四肢抽搐、拳泳、頭背後仰、口吐白沫、心力衰竭、眼睛尚存反射的瀕死羔羊,可用氫化可的鬆10~20mg、安鈉咖1ml肌肉注射。
羔羊肺炎
外(wai)界(jie)氣(qi)溫(wen)驟(zhou)變(bian),導(dao)致(zhi)感(gan)冒(mao)是(shi)誘(you)發(fa)羔(gao)羊(yang)肺(fei)炎(yan)的(de)起(qi)因(yin),下(xia)痢(li)並(bing)發(fa)肺(fei)炎(yan)死(si)亡(wang)率(lv)更(geng)高(gao)。加(jia)強(qiang)羔(gao)羊(yang)的(de)護(hu)理(li),注(zhu)意(yi)圈(quan)舍(she)衛(wei)生(sheng)消(xiao)毒(du)和(he)母(mu)羊(yang)乳(ru)房(fang)清(qing)潔(jie)衛(wei)生(sheng),可(ke)有(you)效(xiao)預(yu)防(fang)該(gai)病(bing)的(de)發(fa)生(sheng)。對(dui)患(huan)病(bing)羔(gao)羊(yang)做(zuo)到(dao)早(zao)發(fa)現(xian),及(ji)時(shi)采(cai)用(yong)抗(kang)生(sheng)素(su)或(huo)磺(huang)胺(an)類(lei)藥(yao)物(wu)治(zhi)療(liao),一(yi)般(ban)情(qing)況(kuang)下(xia)能(neng)獲(huo)得(de)治(zhi)愈(yu)的(de)效(xiao)果(guo)。
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