阿勒泰白頭牛
(本(ben)站編輯(ji)8tdc.com.cn)阿(a)(a)(a)勒(le)泰白(bai)(bai)(bai)(bai)頭(tou)(tou)(tou)(tou)牛(niu)是乳(ru)(ru)、肉、役兼用(yong)型牛(niu),因頭(tou)(tou)(tou)(tou)部是白(bai)(bai)(bai)(bai)色,故稱白(bai)(bai)(bai)(bai)頭(tou)(tou)(tou)(tou)牛(niu),其體(ti)軀(qu)主要(yao)是呈(cheng)紅褐色,腹、胸、乳(ru)(ru)房、后肢和尾尖等部位亦為(wei)(wei)白(bai)(bai)(bai)(bai)色。60%的公(gong)(gong)牛(niu)無(wu)角(jiao),有角(jiao)的呈(cheng)月牙狀(zhuang)。各部位發育運(yun)城,結(jie)構緊湊(cou),體(ti)格中等大(da)小(xiao)。阿(a)(a)(a)勒(le)泰白(bai)(bai)(bai)(bai)頭(tou)(tou)(tou)(tou)牛(niu)是新疆古(gu)老的品種之(zhi)一,淵源(yuan)魚(yu)準噶爾盆地(di)北部的蒙古(gu)牛(niu)種。1958年前,阿(a)(a)(a)勒(le)泰白(bai)(bai)(bai)(bai)頭(tou)(tou)(tou)(tou)牛(niu)主要(yao)分(fen)布(bu)(bu)在阿(a)(a)(a)勒(le)泰、塔城、伊利(li)等地(di)區的一些(xie)縣(xian)。近幾十年來,阿(a)(a)(a)勒(le)泰白(bai)(bai)(bai)(bai)頭(tou)(tou)(tou)(tou)牛(niu)大(da)面積的改良(liang),現(xian)主要(yao)分(fen)布(bu)(bu)在阿(a)(a)(a)勒(le)泰地(di)區西部,中心產(chan)區在布(bu)(bu)爾津縣(xian)的庫木蒙古(gu)自治鄉(xiang),總數約為(wei)(wei)3000余頭(tou)(tou)(tou)(tou)。庫木草(cao)(cao)原(yuan)資源(yuan)豐富,土壤肥沃(wo),各類(lei)牧(mu)(mu)草(cao)(cao)繁多。年平均(jun)氣(qi)(qi)溫在3.5℃,絕(jue)對(dui)(dui)最高氣(qi)(qi)溫36.9℃,絕(jue)對(dui)(dui)地(di)氣(qi)(qi)溫零下41,5℃,年降水量(liang)350厘米(mi)以上。自然條件優(you)越,利(li)于白(bai)(bai)(bai)(bai)頭(tou)(tou)(tou)(tou)牛(niu)成長。白(bai)(bai)(bai)(bai)頭(tou)(tou)(tou)(tou)牛(niu)成年公(gong)(gong)牛(niu)平均(jun)體(ti)高133厘米(mi),體(ti)重540公(gong)(gong)斤(jin)(jin)左(zuo)右,成年母(mu)(mu)牛(niu)平均(jun)提高119厘米(mi),體(ti)重33公(gong)(gong)斤(jin)(jin)。母(mu)(mu)牛(niu)產(chan)乳(ru)(ru)性能好,擠(ji)乳(ru)(ru)時間可(ke)超(chao)過200天,日(ri)產(chan)乳(ru)(ru)量(liang)可(ke)達(da)4~5公(gong)(gong)斤(jin)(jin)。閆牛(niu)兔(tu)子啊率(lv)達(da)49.3%,母(mu)(mu)牛(niu)達(da)46.3%。阿(a)(a)(a)勒(le)泰白(bai)(bai)(bai)(bai)頭(tou)(tou)(tou)(tou)牛(niu)的役用(yong)性能好,持(chi)久力強,耐苦勞(lao),易(yi)管理,是牧(mu)(mu)民(min)的主要(yao)交通運(yun)輸(shu)工(gong)具之(zhi)一。馱載(zai)可(ke)達(da)150公(gong)(gong)斤(jin)(jin),平均(jun)每小(xiao)時行(xing)走(zou)5~6公(gong)(gong)里,日(ri)行(xing)8~10小(xiao)時。平均(jun)挽力為(wei)(wei)400~500公(gong)(gong)斤(jin)(jin),用(yong)牛(niu)車拉運(yun)近半噸重貨,日(ri)行(xing)40~50公(gong)(gong)里,可(ke)持(chi)續(xu)運(yun)6~8天。公(gong)(gong)母(mu)(mu)犢在2歲(sui)歲(sui)配種,妊娠(shen)期平均(jun)在270~290天。以自然配種為(wei)(wei)主,人工(gong)授精為(wei)(wei)輔(fu),繁殖成活率(lv)一般在70%~75%。(本(ben)文(wen)結(jie)束)
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