藏羊多胎性能选育及杂交改良研究与示范

项目来源

青(略)技(略)

项目主持人

乔(略)

项目受资助机构

青(略)牧(略)学(略)

项目编号

2(略)-(略)5(略)

立项年度

2(略)

立项时间

未(略)

研究期限

未(略) (略)

项目级别

市(略)

受资助金额

6(略)0(略)

学科

畜(略)

学科代码

未(略)

基金类别

农(略)成(略)与(略)划

藏(略)繁(略)选(略) (略);(略)P(略)B(略)F(略)基(略) (略)羊(略)杂(略) (略)多(略)导(略) (略)羊(略)理(略);(略)寒(略)品(略) (略)e(略) (略)e(略)u(略)p(略)f(略)s(略)n(略) (略)b(略)l(略)s(略)B(略) (略)g(略) (略)e(略)g(略) (略)h(略) (略)t(略)e(略)r(略)m(略)e(略)e(略)n(略) (略)e(略)u(略)p(略)e(略)y(略)e(略)i(略)o(略)t(略) (略)m(略) (略)l(略)n(略)e(略)b(略)d(略)y(略)l(略)c(略)i(略)x(略)s(略)l(略)i(略)a(略)h(略) (略) (略)e(略) (略)e(略)y(略)d(略)t(略) (略)e(略) (略)l(略) (略)s(略)l(略)i(略)a(略)h(略)

参与者

马(略)乔(略)

参与机构

中(略)科(略)州(略)兽(略)所

项目标书摘要:“藏(略)良研究与示范”科技(略)青(略)科技厅下达(略)“藏羊多胎性能选育(略)项目[2(略)](略)略)~2017年(略)青(略)牧(略)学(略)北州畜牧兽医科学研(略)种羊繁育场、中(略(略)略)所、山东省农业(略)同参与完成。藏羊多(略)查羊群111群,发(略)有繁殖双羔的母羊,(略)的0.90%。在此(略)组建多胎母羊群,存(略)育二代母羊存栏61(略)合计存栏多胎母羊达(略)多胎FecB基因1(略)中存在BMPR I(略)且成功选育16只纯(略)。连续多胎繁殖能力(略)年有38.46%的(略)136.36%,第(略)管理双羔率提高到5(略)151.60%。二(略)达到152.63%(略)表明藏羊多胎繁殖性(略)次双羔率也与胎次、(略)。小尾寒羊与藏羊杂(略)题引进纯合子GG型(略)公羊12只,组建母(略)小尾寒羊引进到高海(略)好,血红蛋白含量随(略)公羊能够正常生长发(略)精量0.97ml,(略)均采精量1.6ml(略)提高。繁活寒藏F1(略)繁活率85.45%(略),母羔669只,出(略)初产母羊横交产羔1(略)33%,其中产双羔(略).5%。第二胎产羔(略).43%。寒藏F1(略)g,母羔4.61k(略)71%和24.26(略)羊公羊平均体重分别(略).98kg,母羊分(略)0.81kg,寒藏(略)羊高26.46%和(略)藏寒杂交羊进行Fe(略)代存在GG型(纯合(略)AA野生型)三种基(略)0.03、0.79(略)GA和AA基因型的(略).19。FecB基(略)为利用FecB基因(略)多胎新品种提供了依(略)规范1项,授权实用(略)40.79万元。新(略)额完成了项目合同规(略)键词:藏羊多胎性能(略)IB、FecB基因(略)良、羊多胎基因导入(略)、小尾寒羊精液品质

Applicati(略): Researc(略)stration (略)rth perfo(略)ction and(略)rovement (略)sheepSumm(略)ntific re(略)),the Ch(略) Provinci(略)Technolog(略)t issued (略)batch of (略)cience an(略)y plan"Ti(略) multiple(略)formance (略)d hybrid (略) research(略)tration"p(略)]no.83.T(略)n period (略)ract is f(略)o 2017,wh(略)lied for (略)extension(略)t is host(略)ai Provin(略)e of Anim(略)y and Vet(略)icine,wit(略)cipation (略)nstitute (略)usbandry (略)ary Medic(略)county Qi(略)in Tibeta(略)eding far(略)nstitute (略)y and Pha(略) Sciences(略)ademy of (略)l Science(略)tute of A(略)ces and V(略)edicine,S(略)demy of A(略) Sciences(略) 111 grou(略)estigated(略)dy of con(略)roductive(略) multiple(略)f Tibetan(略)as found (略)of the sh(略)ale sheep(略)lambs,mul(略)accounted(略)f the tot(略)f ewes su(略)his basis(略)red indiv(略)concentra(略) a multi-(略),there ar(略)of the fi(略)ion,612 s(略)ation ewe(略)hird-gene(略) in stock(略)tal numbe(略)le ewes i(略) reached (略)ibetan sh(略)sted for (略)cB gene,t(略)showed th(略)gene FecB(略)as presen(略)n sheep,a(略)essful br(略)6 homozyg(略)s been pu(略)Study on (略)ctive cap(略)e first g(略)f ewe sho(略).46%of th(略)uced two (略)nuously i(略) year,and(略)uction ra(略)36%.In th(略)ar,the ra(略)e lambs w(略)o 51.56%a(略)oduction (略)1.60%afte(略)and stren(略)e feeding(略).The repr(略)te of the(略)eration e(略) 152.63%a(略) lambs ra(略)en they g(略)o the thi(略) results (略) the repr(略)rformance(略) sheep co(略)ed on to (略)neration,(略)e of twin(略)also rela(略)er size,f(略)gement an(略)male shee(略)tail Han (略)GG type F(略)mozygote (略)uced in t(略)ntal stud(略)etal Shee(略)between s(略)an Sheep (略) Sheep,an(略) 500 shee(略)up.The sm(略)n sheep w(略)ed to the(略)at high a(略) the ecol(略)tability (略)d the hem(略)tent incr(略)ally with(略)se of alt(略)ale sheep(略)o grow an(略)ormally a(略)sperm,and(略)e sperm i(略).97 ml,av(略) intake o(略)r-old adu(略)e 1.6ml,s(略)ity and m(略)e signifi(略)eased.150(略)F_1 gener(略)bred in H(略) an avera(略) rate of (略)g them,40(略) and 669 (略)s were se(略)breeding,(略)ere sold.(略)ere cross(略) Zang F1 (略)and the r(略) rate was(略)ong them,(略)e birth t(略)mbs,and t(略)double la(略)5%.157 la(略)rn at the(略)th,and th(略)ion rate (略).The birt(略) male lam(略)le lambs (略) F1 gener(略)4.63 kg a(略)which wer(略) 24.26%hi(略)hose of T(略)p,respect(略)verage we(略) year old(略)1 ramand (略) were 37.(略).98kg res(略)nd that o(略)30.81kg a(略)respectiv(略)rage weig(略)ang F1 ge(略)ms and ew(略)46%and 21(略)than that(略) sheep,re(略)The detec(略)B gene in(略)nd Zang H(略)heep show(略)re were t(略)pes of GG(略)omozygous(略)zygote)an(略)ype in Ha(略)eneration(略)pe freque(略)0.03,0.79(略)espective(略)uencies o(略) genotype(略)an F1 gen(略)e 0.81 an(略)ectively.(略)ne can be(略)to hybrid(略)vides a b(略)e use of (略)or multi-(略)cular mar(略)elop new (略)o varieti(略)d 7 paper(略)1 specifi(略)orized 1 (略)el patent(略)profit by(略)an.Seven (略)re create(略)or overfu(略)asks and (略)cified in(略)t contrac(略):Tibetan (略)ple fetus(略)e lambs,B(略),FecB gen(略)tiple per(略)eeding,sh(略)e embryo (略)uction,sm(略)n sheep b(略)logical i(略)tail Han (略)ibetan sh(略)zation,se(略) of small(略)heep

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