擠奶時間越長越好 一般奶牛泌乳期是305天tian。可ke是shi在zai生sheng產chan中zhong,一yi些xie養yang殖zhi戶hu從cong奶nai牛niu產chan奶nai後hou就jiu擠ji奶nai,一yi直zhi到dao沒mei有you奶nai為wei止zhi。這zhe種zhong做zuo法fa使shi奶nai牛niu過guo度du消xiao耗hao體ti內nei營ying養yang,使shi奶nai牛niu較jiao難nan受shou孕yun,從cong而er影ying響xiang泌mi乳ru量liang的de提ti高gao。必須在奶牛泌乳期擠奶,有一定幹乳期,使奶牛有充足的時間來補充體力和損失的營養。
精料喂得越多越好 suizhenainiuweiyangzhihudailaidejingjixiaoyizengjia,zhongduonainiuyangzhihuduizijidenainiubeijiaaihu,geinainiusiweihandaliangbilijingliaoderiliang,changchangdaozhinainiufashengdaixiebingdengyingyangxingjibing。nainiushufanchudongwu,qiriliangzhongcusiliaosuozhanbiliyibanbuyingshaoyu60%。
幹乳期減料 奶牛經過產犢泌乳,體內營養損失多,加上懷孕、胚pei胎tai發fa育yu等deng對dui營ying養yang的de需xu要yao,均jun要yao求qiu在zai幹gan奶nai期qi補bu充chong營ying養yang。不bu少shao養yang奶nai牛niu戶hu均jun認ren為wei不bu擠ji奶nai時shi應ying喂wei差cha些xie,大da幅fu減jian少shao精jing料liao喂wei量liang,結jie果guo造zao成cheng臨lin產chan前qian呈cheng下xia等deng膘biao情qing,產chan犢du費fei力li費fei時shi,產chan奶nai量liang低di,產chan出chu的de犢du牛niu體ti質zhi弱ruo。奶nai牛niu除chu剛gang幹gan奶nai後hou臨lin產chan前qian幾ji天tian適shi當dang減jian少shao精jing料liao喂wei量liang外wai,幹gan奶nai期qi精jing料liao喂wei量liang以yi占zhan母mu牛niu體ti重zhong的de0.8%~0.9%為宜。
奶牛抗病力強 衛生消毒無關緊要其實奶牛對環境非常敏感,長時間不刷拭牛體,不能保證牛舍的幹燥、通風、衛生,會影響奶牛的健康或直接影響產奶量。
早配種 早產犢 早擠奶 出於早擠奶、早得利的心理,不少奶牛養殖戶在犢牛出生不足18個月,體重還不到250千克時就配種,這常常嚴重影響奶牛的妊娠質量,易導致難產,並造成奶牛早衰。正確配種時間應在犢牛18月齡左右,體重達400千克左右。
拴養省心省事 xuduonainiuyangzhihuyouyuchangdixianzhihuoyouyuqueshaokexuesiyangzhishi,bufensijijiangnainiuyongshengxijingbushuanyang。zhijiexianzhinainiudeyundong,yingxiangqitizhi。duirenshenqimuniushuanxisiyanghuiyingxiangtaierdeshengchangfayu,tongshiyiyinqimuniunanchan、胎衣不下等產科疾病。
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