首页|乾华肉用美利奴羊新品种种质特性的研究

乾华肉用美利奴羊新品种种质特性的研究

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乾华肉用美利奴羊是正在培育的绵羊新品种,对该品种的产区的自然生态条件、品种体型外貌和生产性能指标进行观测和分析,旨在为进一步选育提高提供理论依据和技术参考.结果表明:乾华肉用美利奴羊对东北农牧交错区的自然条件具有良好的适应性;具有优良的生长发育性能、产肉性能、繁殖性能和产毛性能;该品种成年公、母羊的体重可达124.78、103.25 kg,原毛产量和净毛率分别为6.68 kg、49.15%,4.67 kg、48.83%;育成羊和成年羊的羊毛的自然长度均超过9 cm,体侧部的羊毛纤维直径集中在20.32~21.45 μm;育成公、母羊的屠宰率和胴体净肉率分别为51.65%和75.45%、51.28%和74.251%;初产和经产母羊的产羔率分别为125.23%和150.21%,羔羊成活率分别为93.12%和95.26%.
The Breed Characteristics of New Sheep Breed Qianhua Mutton Merino(Tentative Name)
Qianhua Mutton Merino(tentative name) is a new sheep breed in breeding,the research on the characteristics of its germplasm will provide theoretical basis and technical reference for further breeding.Therefore,the natural ecological condition,variety appearance and production performance index of the area were observed and analyzed.The results showed that:Qianhua Mutton Merino had a well adaptability to the transition zone between cropping area and nomadic area in northeast in China;and the new sheep breed also had good growth performance,meat production performance,reproductive performance and wool production performance;The weight of the male and female of the breed were 124.78 kg and 103.25 kg,the wool yield and net wool rate were 6.68 kg and 49.15%,4.67 kg and 48.83%,respectively.The length of the wool of the adult sheep was more than 9cm;the diameter of wool fiber in the side of the body was between 20.32-21.45 μm.The slaughter rate and carcass meat percentage of male and female were 51.65%,75.45%,51.28%,74.25%,respectively.The lambing rates of primiparous and multiparous ewes were 125.23% and 150.21%.The survival rates of lamb were 93.12% and 95.26%,respectively.

New sheep breedBreed CharacteristicsQianhua Mutton Merino

姜怀志、马志华、付殿国

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吉林农业大学动物科学技术学院,吉林长春130118

乾安志华种羊繁育有限公司,吉林乾安131404

吉林省动物疫病预防控制中心,吉林长春130062

新品种 种质特性 乾华肉用美利奴羊

吉林省科技发展计划项目吉林省现代农业产业技术体系专项基金吉林省教育厅“十二五”科技发展计划项目

20160204018NY201641吉教科合字[2015]第186号

2018

中国畜牧杂志
中国畜牧兽医学会

中国畜牧杂志

CSTPCD北大核心
影响因子:0.704
ISSN:0258-7033
年,卷(期):2018.54(1)
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