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多(duo)通道家畜(chu)能(neng)量代謝測量技術(shu)在智(zhi)慧(hui)畜(chu)牧(mu)業(ye)中的應用(yong)
發(fa)布(bu)時間: 2024-12-26 點(dian)擊(ji)次數: 1202次智(zhi)慧(hui)畜(chu)牧(mu)業(ye)通過(guo)應用(yong)先(xian)進的科技手(shou)段(duan),如(ru)能(neng)量代謝測量技術(shu),來(lai)優(you)化家畜(chu)的飼(si)養管(guan)理(li),提(ti)高(gao)資源(yuan)利用(yong)效(xiao)率(lv),減(jian)少環(huan)境(jing)影(ying)響(xiang),進(jin)而推(tui)動(dong)畜(chu)牧(mu)業(ye)的可(ke)持(chi)續發展(zhan)。在全球(qiu)共(gong)同聚(ju)焦氣候(hou)變(bian)化的今(jin)天(tian),畜(chu)牧(mu)業(ye)的可(ke)持(chi)續發展(zhan)成為(wei)了(le)重要(yao)議題(ti)。據(ju)調查,牲畜(chu)對(dui)全(quan)球(qiu)人(ren)為(wei)甲(jia)烷(wan)排(pai)放的貢獻率(lv)達(da) 14% - 18%,這(zhe)其中,羊(yang)等家(jia)畜(chu)的甲(jia)烷(wan)排(pai)放是不(bu)可忽視(shi)的部(bu)分(fen)。北京(jing)易(yi)科泰生態(tai)技術(shu)公(gong)司(si)憑(ping)借其在能(neng)量代謝測量技術(shu)的專(zhuan)業(ye)優(you)勢(shi),為(wei)畜(chu)牧(mu)業(ye)的綠(lv)色轉(zhuan)型(xing)提(ti)供了(le)強有力(li)的技術(shu)支持。

應用(yong)案(an)例1 單寧對(dui)綿(mian)羊(yang)瘤胃發酵(jiao)、甲(jia)烷(wan)排(pai)放及能(neng)量代謝的影(ying)響(xiang)
植(zhi)物次生代(dai)謝物中的單寧具有調(tiao)節瘤(liu)胃發酵(jiao)和(he)減(jian)少腸(chang)道甲(jia)烷(wan)排(pai)放的潛(qian)力(li)。內蒙古(gu)農(nong)業(ye)大(da)學(xue)李大(da)彪(biao)教(jiao)授團(tuan)隊在《Frontiers in Microbiology》發表的研(yan)究,以(yi)檸(ning)條(Caragana korshinskii)中的單寧(CKT)為(wei)研(yan)究對(dui)象,選(xuan)取(qu)了(le)15只(zhi)雜交(jiao)杜(du)蒙特綿(mian)羊(yang),分為(wei)三組(zu),分別(bie)飼餵含(han)0%、2%和4% CKT的飼(si)料(liao)。實(shi)驗(yan)選(xuan)用(yong)多通道家畜(chu)能(neng)量代謝測量系(xi)統(tong)測量了(le)羊(yang)的每(mei)日甲(jia)烷(wan)排(pai)放量,並探討(tao)了(le)單寧對(dui)羊(yang)瘤胃發酵(jiao)、甲(jia)烷(wan)排(pai)放、產(chan)甲(jia)烷(wan)菌群落及瘤(liu)胃代謝組的影(ying)響(xiang)。

研(yan)究發(fa)現,添(tian)加2%和4% CKT的飼(si)料(liao)能(neng)夠顯著(zhu)降(jiang)低(di)羊(yang)瘤胃中的氨(an)氮(dan)和乙酸(suan)水(shui)平(ping),同(tong)時提高(gao)中性洗(xi)滌纖維(wei)的消化率(lv)。此(ci)外(wai),CKT的補(bu)充(chong)還(hai)降低(di)了(le)羊(yang)的每(mei)日甲(jia)烷(wan)排(pai)放量,通過(guo)減(jian)少瘤(liu)胃中甲(jia)烷(wan)菌的豐(feng)富(fu)度和多樣性,以(yi)及降(jiang)低(di)酪胺(促進(jin)甲(jia)烷(wan)合成(cheng))的濃(nong)度(du),增(zeng)加N-甲(jia)基(ji)-L-谷氨(an)酸(suan)(不(bu)促進(jin)甲(jia)烷(wan)合成(cheng))的濃(nong)度(du)。
應用(yong)案(an)例2 熱(re)帶假絲(si)酵母對(dui)綿(mian)羊(yang)能(neng)量代謝和甲(jia)烷(wan)排(pai)放的調(tiao)控(kong)作用(yong)
去年(nian),中國(guo)農(nong)業(ye)科學(xue)院飼(si)料(liao)所(suo)的研(yan)究人(ren)員(yuan)選(xuan)用(yong)同(tong)樣(yang)的開(kai)放式(shi)能(neng)量代謝測量系(xi)統(tong),精確測量綿(mian)羊(yang)的甲(jia)烷(wan)排(pai)放,探討(tao)了(le)新型飼(si)料(liao)添(tian)加劑——熱(re)帶假絲(si)酵母(Candida tropicalis)對綿(mian)羊(yang)腸(chang)道微生物群落、營(ying)養消化以及甲(jia)烷(wan)排(pai)放的影(ying)響(xiang),該(gai)研(yan)究揭(jie)示了(le)熱(re)帶假絲(si)酵母作(zuo)為(wei)飼料(liao)添(tian)加劑在減(jian)少綿(mian)羊(yang)甲(jia)烷(wan)排(pai)放和提(ti)高(gao)營養消化率(lv)方(fang)面(mian)的潛(qian)力(li)。下(xia)表(biao)為(wei)添(tian)加熱(re)帶假絲(si)酵母對綿(mian)羊(yang)甲(jia)烷(wan)排(pai)放的影(ying)響(xiang)結(jie)果。

隨(sui)著智(zhi)慧(hui)畜(chu)牧(mu)業(ye)的不(bu)斷發(fa)展(zhan),能(neng)量代謝測量技術(shu)將(jiang)在提高(gao)飼料(liao)效(xiao)率(lv)、降(jiang)低(di)甲(jia)烷(wan)排(pai)放、優(you)化動物健(jian)康和生(sheng)產(chan)性能(neng)等方(fang)面(mian)發揮(hui)越來(lai)越重要(yao)的作(zuo)用(yong)。北(bei)京(jing)易(yi)科泰生態(tai)技術(shu)公(gong)司(si)提(ti)供專業(ye)全(quan)面(mian)的能(neng)量代謝技術(shu)和(he)創(chuang)新解(jie)決(jue)方(fang)案(an),助(zhu)力(li)畜(chu)牧(mu)業(ye)實(shi)現綠(lv)色、高(gao)效、智(zhi)能(neng)的轉(zhuan)型(xing),推(tui)動(dong)畜(chu)牧(mu)業(ye)可(ke)持續發展(zhan)技術(shu)的進(jin)步(bu):
ü 模塊式(shi)、便攜(xie)式(shi)動物能(neng)量代謝測量方(fang)案(an), 能(neng)夠靈(ling)活適應不(bu)同規(gui)模和需(xu)求的畜(chu)牧(mu)業(ye)研(yan)究與(yu)生產(chan)環(huan)境(jing);
ü 動物活動與(yu)生理(li)指(zhi)標(體(ti)溫、心(xin)率(lv)等(deng))監(jian)測技術(shu)方(fang)案(an);
ü Thermo-RGB高(gao)靈敏度(du)動物視頻行為(wei)監測技術(shu),通過(guo)紅(hong)外熱(re)成像與(yu)RGB視頻的結(jie)合,實現了(le)對動(dong)物行為(wei)的高(gao)精度監(jian)測。

參(can)考(kao)文獻:
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2. Geraseev L C, Santos S S, Chaves A S, et al. Energy metabolism and respirometry of lambs fed sun or shade dried hays of banana crop residues[J]. Tropical Animal Health and Production, 2024, 56(4): 1-8.
3. Liu Y, **ao Y, Ma T, et al. Candida tropicalis as a novel dietary additive to reduce methane emissions and nitrogen excretion in sheep[J]. Environmental Science and Pollution Research, 2023, 30(34): 82661-82671.
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5. Patra A K, dos Santos Ribeiro L P, Yirga H, et al. Influence of the concentration and nature of total dissolved solids in brackish groundwater on water intake, nutrient utilization, energy metabolism, ruminal fermentation, and blood constituents in different breeds of mature goats and sheep[J]. Science of the Total Environment, 2024, 907: 167949.
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