在(zai)夏(xia)天(tian)和(he)秋(qiu)天(tian),是(shi)青(qing)草(cao)生(sheng)長(chang)最(zui)旺(wang)盛(sheng)的(de)季(ji)節(jie),種(zhong)類(lei)也(ye)很(hen)多(duo),青(qing)草(cao)的(de)有(you)點(dian)容(rong)易(yi)消(xiao)化(hua),鮮(xian)嫩(nen)多(duo)汁(zhi),顏(yan)色(se)青(qing)綠(lv),而(er)且(qie)富(fu)有(you)豐(feng)富(fu)的(de)維(wei)生(sheng)素(su),氨(an)基(ji)酸(suan),礦(kuang)物(wu)質(zhi)和(he)蛋(dan)白(bai)質(zhi),是(shi)肉(rou)牛(niu)育(yu)肥(fei)的(de)理(li)想(xiang)飼(si)料(liao),青(qing)草(cao)養(yang)牛(niu)雖(sui)然(ran)好(hao),但(dan)是(shi)肯(ken)定(ding)也(ye)有(you)弊(bi)端(duan),比(bi)如(ru)在(zai)肉(rou)牛(niu)養(yang)殖(zhi)過(guo)程(cheng)中(zhong),也(ye)會(hui)出(chu)現(xian)一(yi)些(xie)問(wen)題(ti),現(xian)歸(gui)納(na)3大問題如下:
幼嫩豆科牧草
比如:zihuamuxuhebaisanyecao,qianwanbuyaoduowei,tebieshiyounenjieduan,tamenhanyouzaosu,doukemucaodanbaizhipinzhishihenhao,fuhanweiliangyuansuheweishengsu,rouniuxihuanchi,danshirouniuchilezhihou,huizailiuweineichanshengdaliangpaomo,rouniufashengliuweiguzhangbing。
青草盡量不要單一
青草雖然是養牛、肉rou牛niu育yu肥fei的de優you質zhi飼si料liao,但dan是shi它ta的de水shui分fen過guo大da,含han幹gan物wu質zhi少shao,尤you其qi在zai肉rou牛niu育yu肥fei後hou期qi,隻zhi喂wei青qing草cao雖sui然ran可ke以yi吃chi飽bao,但dan機ji體ti吸xi收shou的de幹gan物wu質zhi能neng力li不bu能neng滿man足zu長chang肉rou和he沉chen積ji脂zhi肪fang的de需xu求qiu,所suo以yi在zai肉rou牛niu育yu肥fei過guo程cheng中zhong,配pei合he使shi用yong玉yu米mi麵mian,麩fu皮pi,高gao粱liang等deng能neng量liang飼si料liao,和he豆dou餅bing,豆dou粕po,花hua生sheng餅bing等deng蛋dan白bai飼si料liao,也ye可ke以yi添tian加jia一yi定ding的de幹gan草cao,這zhe樣yang才cai能neng對dui肉rou牛niu育yu肥fei效xiao果guo更geng明ming顯xian。
青綠多汁飼料
比(bi)如(ru)玉(yu)米(mi)苗(miao),高(gao)粱(liang)苗(miao),亞(ya)麻(ma)葉(ye),在(zai)肉(rou)牛(niu)養(yang)殖(zhi)過(guo)程(cheng)中(zhong),盡(jin)量(liang)不(bu)要(yao)飼(si)喂(wei),因(yin)為(wei)它(ta)們(men)含(han)有(you)氰(qing)甙(dai),肉(rou)牛(niu)吃(chi)了(le)之(zhi)後(hou)瘤(liu)胃(wei)內(nei)會(hui)生(sheng)成(cheng)氫(qing)氰(qing)酸(suan),會(hui)導(dao)致(zhi)肉(rou)牛(niu)中(zhong)毒(du);還有一些長時間存放的菜葉類飼料,比如:蘿卜葉,白菜葉等,菜葉中含有硝酸鹽,腐敗酸,能把硝酸鹽還原為亞硝酸鹽,肉牛吃了之後也會中毒。
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