1、liuxingtedianbenbingchuanboguangfan,changchengdifangxingliuxing,yibanmanxingduojian,jixingbaixuexingsiwangjiaoshao。bingyuanshizhiqiguanbaixueboshiganjun,jianchengboshiganjun。gaijunchangcunzaiyujiatushanghuxidaozhanmoshang,zaiqihouzhoubiandeqiudongzhijiaojiyiyoufacibing。zhezhuyaoshiyouyujiatushoudaotinei、外wai各ge種zhong不bu良liang因yin素su的de刺ci激ji,導dao致zhi抵di抗kang力li下xia降jiang,波bo氏shi杆gan菌jun得de以yi侵qin入ru機ji體ti內nei引yin起qi發fa病bing。本ben病bing主zhu要yao通tong過guo呼hu吸xi道dao傳chuan播bo。帶dai菌jun兔tu或huo病bing兔tu的de鼻bi腔qiang分fen泌mi物wu中zhong大da量liang帶dai菌jun,常chang可ke汙wu染ran飼si料liao、飲水、籠舍和空氣或隨著咳嗽、噴嚏飛沫傳染給健康兔。
2、症狀本病依症狀可分為鼻炎型、支zhi氣qi管guan肺fei炎yan型xing和he敗bai血xue型xing。其qi中zhong以yi鼻bi炎yan型xing較jiao為wei常chang見jian,常chang呈cheng地di方fang性xing流liu行xing,多duo與yu多duo殺sha性xing巴ba氏shi杆gan菌jun病bing並bing發fa。多duo數shu病bing例li鼻bi腔qiang流liu出chu漿jiang液ye性xing或huo粘zhan液ye膿nong性xing分fen泌mi物wu,症zheng狀zhuang時shi輕qing時shi重zhong。
支(zhi)氣(qi)管(guan)肺(fei)炎(yan)型(xing)多(duo)呈(cheng)散(san)發(fa),由(you)於(yu)細(xi)菌(jun)侵(qin)害(hai)支(zhi)氣(qi)管(guan)或(huo)肺(fei)部(bu),引(yin)起(qi)支(zhi)氣(qi)管(guan)肺(fei)炎(yan)。有(you)時(shi)鼻(bi)腔(qiang)流(liu)出(chu)白(bai)色(se)粘(zhan)液(ye)膿(nong)性(xing)分(fen)泌(mi)物(wu),病(bing)後(hou)期(qi)呼(hu)吸(xi)困(kun)難(nan),常(chang)呈(cheng)犬(quan)坐(zuo)式(shi)姿(zi)勢(shi),食(shi)欲(yu)不(bu)振(zhen)、日漸消瘦而死。
敗血型即為細菌侵入血液引起敗血症,不加治療,很快死亡。
3、病理變化鼻炎型兔可見鼻腔粘膜充血,有粘液,鼻甲骨變形。支氣管肺炎型病死兔肺、心包有病變或有大小不等的凸出表麵的膿皰,膿皰外有一層致密的包膜,包膜內積滿膿汁,粘稠奶油狀。
4、防fang治zhi平ping常chang應ying注zhu意yi加jia強qiang飼si養yang管guan理li,定ding期qi消xiao毒du,兔tu舍she應ying通tong風feng良liang好hao,及ji時shi隔ge離li治zhi療liao輕qing度du鼻bi炎yan,堅jian決jue淘tao汰tai重zhong度du鼻bi炎yan兔tu。用yong兔tu波bo氏shi杆gan菌jun病bing疫yi苗miao或huo聯lian苗miao免mian疫yi注zhu射she,可ke有you效xiao減jian少shao急ji性xing病bing的de發fa生sheng,與yu各ge種zhong綜zong合he措cuo施shi配pei套tao可ke降jiang低di本ben病bing發fa病bing率lv。
治療可選用氟呱酸、恩諾沙星、卡那黴素或慶大黴素等,肌肉注射,一日2次,連續3~5日。
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