堅持自繁自養
俗話說,“母牛見母牛,三年五個頭”,是shi說shuo母mu牛niu繁fan殖zhi快kuai,牛niu的de頭tou數shu增zeng加jia得de多duo,是shi發fa展zhan養yang牛niu業ye的de物wu質zhi基ji礎chu。這zhe比bi從cong市shi場chang上shang買mai牛niu育yu肥fei成cheng本ben低di得de多duo,效xiao益yi好hao。母mu牛niu產chan母mu牛niu,增zeng加jia繁fan殖zhi母mu牛niu數shu量liang,使shi繁fan殖zhi母mu牛niu比bi例li提ti高gao;母牛產下公犢,1歲半~2歲即可育成。增加肉牛出欄率,能顯著提高養牛經濟效益。既擴大養牛生產規模,又可避免牛傳染性疾病的傳入。
加快黃牛品種的雜交改良
muqian,youyusiyangcufang,yixieniuzhongtuihua,changdeman,tixingxiao,chanrouxingnengdi,jingjishourushao,yizhiyuezheyangniuyedefazhan。weiyidechulushiyouhuachumuyechanyejiegou,caiyongxialuolaidengrouniupinzhongdongjing,zajiaogailiangdangdihuangniu。zajiaohoudainiuchiliaoshao,changdekuai,churouduo。18個月齡雜交肉牛體重可達300千克左右,比同齡黃牛提高50%以上,能充分發揮牛的雜交優勢,經濟效益十分顯著。
充分合理利用當地飼草資源
niushicaoshidongwu,xiaohualiyongcuxianweinenglibiqitachuqindougao,nengchongfenliyongnongfuchanpinjiegansiliaohezaozhalei。danjiegansiliaozhidicuying,zhiliangtaicha,youqidongchunjichangqiwei,yifashengxiaohuazhangaibing,shiyizhongcufangchuantongdeluohouweifa。yingweiyouzhiqinggancao,ruyongjiegancusiliao,xuheliliyong,yingjingguoqingzhu、氨化或微貯喂牛。國內外大量研究證實,喂牛5千克青貯玉米秸或4千克氨化麥秸,可頂一千克精料。即利用了秸稈,又增加營養,兩全齊美,效果甚好。
喂配合飼料
現xian在zai仍reng有you養yang牛niu戶hu沿yan用yong落luo後hou的de老lao辦ban法fa喂wei牛niu,即ji有you啥sha喂wei啥sha,多duo有you多duo喂wei,少shao有you少shao喂wei,饑ji一yi頓dun飽bao一yi頓dun,饑ji飽bao無wu度du。走zou訪fang幾ji個ge肉rou牛niu場chang,喂wei牛niu的de飼si料liao單dan一yi,搭da配pei不bu合he理li,營ying養yang不bu全quan麵mian,牛niu吃chi不bu適shi口kou,挑tiao挑tiao揀jian揀jian,吃chi一yi半ban丟diu一yi半ban,浪lang費fei草cao料liao大da,不bu上shang膘biao,營ying養yang缺que乏fa病bing多duo。解jie決jue的de辦ban法fa是shi喂wei全quan價jia配pei合he飼si料liao。因yin為wei沒mei有you一yi種zhong飼si料liao能neng包bao含han牛niu所suo需xu要yao的de全quan部bu營ying養yang,因yin此ci,要yao求qiu飼si料liao品pin種zhong多duo,至zhi少shao在zai6種以上,以互為補充營養。牛愛吃,保證牛營養的需要長得快、健jian康kang。既ji防fang止zhi營ying養yang缺que乏fa病bing,又you克ke服fu了le挑tiao食shi浪lang費fei料liao的de毛mao病bing,減jian少shao耗hao料liao,降jiang低di養yang牛niu成cheng本ben,增zeng加jia了le效xiao益yi。但dan要yao現xian喂wei現xian配pei,保bao持chi新xin鮮xian,防fang止zhi冷leng天tian凍dong結jie和he熱re天tian酸suan敗bai。
要掌握適當的營養水平
siyangrouniu,zhiyouzaimanzuniuweichijixiuxiaohaoyangliaodeqiantixia,shengyudeyingyangcainengzhuanbianweizhifangchucunzainiutigebu。ershiqizengbiaochangzhong。rusuogongyingyangbuzu,chuweichizishenxiaohaomeiyoushengyuyingyang,niuziranjiubunengzengbiaochangzhong。tebiezaijietiaojianxia,haiyaodongyongtineizhifangyingyanglaiweichixiaohao。ruhuifuyingyangshuiping,suishengchangfayuhezangqibunengbuchang,danzaitizhongfangmianhaikebufendedaobuchang。danshouzushijianyuechang,nianlingyuexiaoyueyanzhong,qibuchangyeyuebuyi。gonggeirouniudeyingyangtiaojian,anyingyangshuipingdegaodi,datikefenweijigao、高、中、低型。如肉用犢牛營養永平,按高(斷奶前)-高(斷奶後)型飼養,牛體增重最快。如按中(放牧加補料2.5千克,幹草7.5千克,百日平均日增重0.756千克)-高(放牧加補料2.5千克,幹草自由采食,百日平均日增重0.950千克)型飼養,最為經濟。如舍飼強度肥育,喂精料(混合精料)4.5千克~5.5千克,幹草15千克,80天平均日增重1.473千克,肥育效果最好。最次的育肥方法是由高-中型,或由中-低(放牧加補料,精料1千克,幹草5千克,百日平均日增重隻有0.208千克)型飼養,肥育效果差,經濟效益低,是不可取的。
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