塔什庫爾干羊
(本(ben)站(zhan)編輯8tdc.com.cn)塔(ta)什(shen)(shen)庫爾(er)干羊(yang),又名當巴什(shen)(shen)羊(yang),主要分布(bu)在塔(ta)什(shen)(shen)庫爾(er)干塔(ta)吉(ji)克(ke)自治縣的(de)當巴什(shen)(shen)地區。現約10萬(wan)余(yu)只。這(zhe)種(zhong)(zhong)羊(yang)適(shi)應高海拔(ba)地區,具有體大、早熟、增重(zhong)快、抗病力(li)強、耐粗(cu)放飼養等優點,是新疆肉脂兼用地方良(liang)種(zhong)(zhong)羊(yang)之一(yi)。產(chan)區位(wei)于帕米(mi)爾(er)高原(yuan)(yuan)的(de)東坡,境(jing)內海拔(ba)在3000~5000米(mi),屬(shu)高寒干旱地區。年(nian)平均氣(qi)溫為3.1℃,絕對高溫在28.8℃。植被生(sheng)長分三(san)個類型,即山地荒漠草原(yuan)(yuan)草場、高原(yuan)(yuan)草原(yuan)(yuan)操場和高寒草甸操場。
塔(ta)什庫(ku)爾干羊(yang)的(de)(de)形成(cheng)與帕(pa)米爾高原(yuan)的(de)(de)生態(tai)條件有(you)(you)(you)密切(qie)關系,同(tong)時,地處邊境地區的(de)(de)塔(ta)什庫(ku)爾干縣,長期(qi)的(de)(de)民間來往(wang)和畜群之間的(de)(de)交流也是當(dang)地羊(yang)群的(de)(de)形成(cheng)的(de)(de)一(yi)個(ge)重(zhong)要因素。公(gong)(gong)(gong)羊(yang)母(mu)(mu)羊(yang)大(da)部分無角,約有(you)(you)(you)5%的(de)(de)公(gong)(gong)(gong)羊(yang)有(you)(you)(you)向后(hou)彎曲的(de)(de)短角,少數母(mu)(mu)羊(yang)留有(you)(you)(you)退化的(de)(de)小角。公(gong)(gong)(gong)羊(yang)體(ti)高79厘米,體(ti)重(zhong)平(ping)(ping)均73公(gong)(gong)(gong)斤(jin),平(ping)(ping)均產(chan)毛(mao)量為(wei)1.5公(gong)(gong)(gong)斤(jin),屠宰(zai)率為(wei)49%,尾脂占(zhan)胴體(ti)的(de)(de)15%;母(mu)(mu)羊(yang)體(ti)高72厘米,體(ti)重(zhong)平(ping)(ping)均58公(gong)(gong)(gong)斤(jin),平(ping)(ping)均產(chan)毛(mao)量1.12公(gong)(gong)(gong)斤(jin),屠宰(zai)率49%。塔(ta)什庫(ku)爾干羊(yang)具有(you)(you)(you)較高的(de)(de)生長速度,據科技人(ren)員(yuan)測定,82天內平(ping)(ping)均增(zeng)重(zhong)達(da)256.2克(ke)。性成(cheng)熟公(gong)(gong)(gong)羔為(wei)6月齡(ling),母(mu)(mu)羊(yang)為(wei)9月齡(ling)。初配年齡(ling)為(wei)1.5歲。公(gong)(gong)(gong)羊(yang)利用年限為(wei)6~7羊(yang),母(mu)(mu)羊(yang)一(yi)生可產(chan)5~6胎。(本文結(jie)束)
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