五黑乌骨鸡与黄山黑鸡性能比较及微卫星多样性分析
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桐城师范高等专科学校,安徽 桐城231400

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安徽省重点研发计划项目(201904f06020028),安徽省高校自然科学研究项目(KJ2020A0891)


Performance Comparison and Microsatellite Diversity Analysis of Wuhei Black-bone Chicken and Huangshan Black Chicken
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Tongcheng Teachers college, Tongcheng, Anhui 231400,China

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    摘要:

    为了解安徽地方黑鸡品种生长发育、繁殖性能和遗传距离,比较分析了五黑乌骨鸡和黄山黑鸡外貌特征、体尺发育、蛋品质和繁殖性能,以及微卫星标记在2个群体中的遗传多样性。结果表明,五黑乌骨鸡体质量、体长、骨盆宽和胫长均显著高于黄山黑鸡(P < 0.05),胸宽和胸深显著低于黄山黑鸡(P < 0.05),龙骨长和胫围在2品种间差异无统计学意义(P > 0.05)。五黑乌骨鸡蛋重、蛋壳厚度、蛋壳强度和蛋黄比显著高于黄山黑鸡(P < 0.05)。2品种间蛋壳厚度无统计学意义(P > 0.05)。五黑乌骨鸡的绿壳蛋率为71.2%,黄山黑鸡蛋壳粉色。MCW0034等9个微卫星标记在2个群体中共检测到140个等位基因,不同座位上的等位基因大小在56~341 bp之间;平均多态信息含量为0.760 4,平均有效等位基因数为6.428 7,平均基因杂合度为0.785 0。五黑乌骨鸡蛋品质高于黄山黑鸡,可能与体重和体尺指标有关。微卫星标记的研究结果为我省地方黑鸡品种的种质特性研究提供了基础数据,为地方鸡种资源合理保护和利用提供了理论依据。

    Abstract:

    In order to understand the growth, development, reproductive performance and genetic diversity of Anhui local black-bone chicken breeds, the appearance characteristics, body size, egg quality, reproductive performance, and genetic diversity of microsatellite markers in Wuhei Black-bone and Huangshan Black chickens were comparatively studied. The results showed that the body weight, body length, pelvic width and shanklength of Wuhei Black-bone chicken were significantly higher (P<0.05), and the breast width and depth were significantly lower than those of Huangshan Black chicken (P<0.05). Keel length and shank girth were not significantly different between the two breeds (P>0.05). The body weight, shell thickness, shell strength and yolk ratio of Wuhei Black-bone chicken were significantly higher than those of Huangshan Black chicken (P<0.05). There was no significant difference in shell thickness between the two breeds (P>0.05). Green shell egg rate of Wuhei Black-bone chicken was 71.2%, while the color of egg shell was pink for Huangshan Black chicken. The nine microsatellite markers detected 140 alleles in the two populations, and the fragment-size of alleles at different loci was between 56~341 bp. The average polymorphic information content was 0.760 4, and the average number of effective alleles was 6.428 7. The average gene heterozygosity was 0.785 0. The higher egg quality of Wuhei Black-bone chicken might be related to a better body weight and size. The results of microsatellite genetic diversity could provide basic data for the understanding of the characteristics of local chicken breeds in Anhui province, and provide a scientific basis for the rational preservation and utilization of local chicken resources.

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王斌.五黑乌骨鸡与黄山黑鸡性能比较及微卫星多样性分析[J].西昌学院学报(自然科学版),2022,36(3):18-23.

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  • 收稿日期:2022-03-29
  • 最后修改日期:2022-04-21
  • 录用日期:2022-05-05
  • 在线发布日期: 2022-10-20