在規模化豬場,斷尾是一種很普遍的管理方法,可以預防豬隻在豬欄裏互相咬尾的現象發生。剪斷豬尾的方法:可用鉗從尾巴基部算起,剪去1/4或1/2的尾端。切斷的尾端要用優良的消毒藥水來消毒,並且割切用具每剪割一個就消毒一次。
減少下痢的方法,最主要是保持豬舍的環境幹燥、wennuanjimeiyoujinfengqinru。baochizhuchangweishengyeshiyizhongjianshaoxiaozhuxialifashengdezhongyaocuoshi。dangmuzhuduannaihou,jiangchanfangxishuajixiaodu,youzhuyuyufangganranxiali。bixuzhuyi,zhiyaozaichanfangliliuxiajishaodewuwu,jiuzugoudixiaoyanxunxiaodudexiaoguo,erqiezhexieshaoliangdewuwuweinaxiehuoyuedexijuntigongleyingyang,congerganranxiayipixiaozhu。
小xiao豬zhu下xia痢li是shi豬zhu場chang經jing常chang發fa生sheng的de主zhu要yao問wen題ti。最zui普pu遍bian的de下xia痢li是shi由you大da腸chang杆gan菌jun引yin起qi的de,在zai所suo有you哺bu乳ru動dong物wu的de腸chang道dao內nei都dou有you這zhe種zhong細xi菌jun。由you大da腸chang杆gan菌jun誘you發fa的de下xia痢li症zheng狀zhuang,是shi排pai泄xie稀xi爛lan黃huang色se糞fen便bian。豬zhu隻zhi最zui容rong易yi感gan染ran的de日ri齡ling為wei1~4天、3zhoulingyijiduannaishi。suiranxiaozhuchushengduijibingdedikanglibuqiang,danshi,dangxiaozhuchidaomutichurusuohandekangtihou,duijibingdedikanglijiuhuizengqiang。yincixiaozhuchidaochuruerhuodekangtiduiqibenshenshifeichangzhongyaode。kangtizaimutineihenkuaixiaoshi,suoyi,xiaozhuyichushengjiubixuchidaochuru,churugeixiaozhutigongweiyidezirankangbingbaohu,zhidao4~5周齡,小豬自身才開始有效地產生抗體。第三周齡的小豬,對疾病的抵抗力最弱;在這個階段,最好避免小豬承受那些不必要的應激,如閹割、免疫注射或驅蟲等。
其qi他ta預yu防fang貧pin血xue較jiao好hao的de方fang法fa,包bao括kuo各ge種zhong口kou服fu合he劑ji或huo者zhe在zai產chan房fang裏li放fang置zhi一yi些xie清qing潔jie的de紅hong泥ni土tu,對dui於yu注zhu射she鐵tie質zhi以yi前qian的de小xiao豬zhu,當dang作zuo一yi種zhong鐵tie質zhi補bu充chong特te別bie有you效xiao。
每頭小豬都需要注射鐵質。頸部注射比腿部注射好,因為在腿部注射鐵質會造成腿部肌肉殘留汙點,尤其對超過4周齡的豬隻在腿部注射鐵質更是如此。
母mu豬zhu的de乳ru汁zhi含han仔zai豬zhu所suo必bi需xu的de營ying養yang,已yi足zu夠gou仔zai豬zhu需xu要yao,但dan缺que乏fa鐵tie質zhi。鐵tie質zhi是shi組zu成cheng血xue紅hong素su所suo必bi需xu的de物wu質zhi。血xue紅hong素su在zai血xue液ye裏li是shi輸shu送song氧yang氣qi到dao身shen體ti各ge組zu織zhi的de載zai體ti。仔zai豬zhu缺que少shao鐵tie質zhi就jiu會hui導dao致zhi貧pin血xue,為wei防fang止zhi仔zai豬zhu貧pin血xue,就jiu須xu在zai小xiao豬zhu出chu生sheng第di三san天tian或huo第di四si天tian,注zhu射she100~150毫克的鐵質(生血素),如果注射劑量不足,在第二周再注射一次。
初生仔豬到了第三天,應注意的管理措施有貧血與下痢的控製、仔豬的閹割及剪尾。
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