母畜產仔後1~24xiaoshifenmidenaishuichengweichuru。zaichuchanchuhouyingjishirangqichishangchuru,tebieshizaixiajichushengdezaichu,churuyuezaochiyuehao。yinweixiajigaowengaoshidehuanjingshigezhongbingyuanweishengwu(病菌、病毒)大量繁殖,初生幼畜抵抗力極弱,很容易受病原微生物的侵襲而致病,直接影響仔畜的成活率。
母畜初乳中營養物質豐富,能幫初生幼畜迅速地適應新的環境條件:初乳中蛋白質的含量比一般母乳高3~8倍,幹物質含量高1~2倍,維生素A含量高70倍以上,這對幼畜生長和維持其強烈的代謝有很大的作用。初乳中還含有大量的磷脂類、酶、激素、mianyitideng,nenggoushichushengyouchuhuodemianyiwuzhi,zengqiangkangbingnengli,cujinshengchangfayu。lingwai,churuzhongdekuangwuzhiyebiyibanmuruhanliangduo,erqieqizhonghanyouduoliangmeiyan,juyouqingxiezuoyong,nengcushiyouchupaichutaifen,baozhengjiankang。yinci,youchuchushenghou1~2小時,應盡快地使其吃到初乳,這是保證幼畜適應新環境條件的重要關鍵。例如:仔zai豬zhu出chu生sheng後hou,如ru母mu豬zhu很hen安an靜jing,就jiu應ying盡jin快kuai地di擦ca去qu仔zai豬zhu身shen上shang的de黏nian液ye,稱cheng好hao初chu生sheng重zhong,登deng記ji公gong母mu數shu及ji其qi特te征zheng後hou馬ma上shang讓rang其qi吃chi初chu乳ru。仔zai豬zhu若ruo不bu會hui吮shun乳ru頭tou,可ke先xian把ba手shou指zhi伸shen入ru其qi嘴zui加jia以yi誘you導dao;如母豬不安靜,可把仔豬暫時放入接產箱內,待母豬安靜後再讓其給仔豬哺乳。
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