2.jizaobusi。tizaobusiyouzhuyuduniudeshengchangfayu,liyuduniutizaofanchu,shiliuweijinengjinzaodedaoduanlian,cushiweichangrongjizengda。tongshiqingcusiliaohainengshiduniudetuoyexian、腸腺和胰腺分泌增加,提高消化能力。犢牛喜食幼嫩的豆科幹草或嫩枝葉,當其2周齡時,可在牛圈內安裝犢牛補飼欄,將切碎的嫩幹草、huluobufangzaishicaolirangqiziyoucaishi。tongshiyaotigaogancaozhiliang,yicujinduniuliuweidexiaohuaxishou,bingqienengjiakuaiduniudeshengchangfayusudu,jiweizhiliangdihuomeibaigancao。baozhengchongzudeyinshui,kecaiyongziyouyinshuihuodingshiyinshui,dongjiyaoyinwenshui。
3.適時喂料。犢牛25日齡後即可開始逐漸補喂混合精料,一般要求混合精料中粗蛋白質含量在18%以上,並注意供給優質易消化、適口性好的蛋白質飼料,粗纖維含量不超過6%,同時還要補鈣和磷。精料的組成可為粉碎的玉米、小麥、麩皮、豆餅、食鹽等。初喂的飼料應質地疏鬆,易於消化,可先炒熟後粉碎,以提高適口性;bukesiweidouleiyijizhifanghanlianggaodesiliao,yimianyinqixiaohuabuliang。weishiduniugenghaodiliyongdianfen,kezaihunhejingliaozhongjiarushaoliangmaiya,yicujindianfentanghua。siweiyaodingshi、定量,喂料量由少到多,少給勤添,過多容易傷食,造成拒食、消化不良和腹瀉。在補料的同時注意供給清潔飲水。犢牛11~13周齡後,隨著母牛產奶量下降,吃奶次數開始減少,逐漸以采食為主、哺乳為輔,此時日糧中應注意補加豆餅、魚粉等優質蛋白質飼料,以利於犢牛快生長、多增重。
4.jiaqiangbaojian。youyuchushengduniutiwentiaojienenglicha,duizhouweihuanjingwendudebianhuahenmingan,yincidongjizuohaofanghanbaowengongzuohenzhongyao。muniulinchanqianyaozhuanruchanfang,chanfangyaobaowenxiaoguohao,dimianshangpurouruanganjingdegancao,biyaoshitouruqunuansheshi,baozhengwenduzai18℃~22℃;犢牛出生時要注意臍帶消毒,防止汙染;犢牛出生後1周左右最易發生腹瀉,應注意哺乳、飲水和圈舍衛生,隨時觀察犢牛呼吸、食欲、精神、尿液、糞便狀況,發現異常及時處理,若出現病犢立即隔離,並對圈舍及其排泄物進行徹底地消毒滅菌。
5.適時斷乳。犢牛45日齡後對母乳的依賴性大為降低,已轉入采食植物性飼料為主的階段,經過一段時間的適應性飼養,至3月齡時可順利斷乳。一般采用一次性斷乳的方法,將母仔分開,不再合群。也可采用逐漸斷乳法,即從60日齡起,逐漸延長母仔分隔時間,直至最後斷乳。
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