首页|浙江舟山獐种群遗传多样性分析——以舟山林场为例

浙江舟山獐种群遗传多样性分析——以舟山林场为例

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舟山为獐主要分布地区,多年来致力于獐种群保护工作。为掌握舟山林场獐种群的遗传多样性现状,为獐种群的健康状况提供依据,实验依据微卫星分子标记技术对其进行种群遗传多样性评估。结果表明:8 个高多态性的微卫星位点中出现了 2 个纯和的位点;其余 6 个位点观测杂合度与期望杂合度分别在 0。966~1。000 和 0。613~0。871,多态信息含量在 0。530~0。848,平均近交系数在 0。17~0。45。该獐种群的遗传多样性还处于较高水平,但出现了 2 个纯合子位点开始影响种质资源和种群稳定性,建议舟山林场引进新种群个体促进基因交流,维持种群遗传多样性。
Genetic Diversity Analysis of Hydropotes inermis Population in Zhoushan,Zhejiang—A Case Study of Zhoushan Forestry Farm
Zhoushan is the main distribution area of Hydropotes iner m is.It has been devoted to the conservation of Hydropotes iner m is.population for many years.In order to understand the genetic diversity status of Hydro-potes iner m is.in Zhoushan Forest Farm and provide the basis for the health status of Hydropotes iner m is.popu-lation,the genetic diversity of Hydropotes iner m is.population was evaluated based on microsatellite molecular marker technology.Our findings revealed that out of 8 highly polymorphic microsatellite loci examined.2 were found to be homozygous loci.The observed heterozygosity and expected heterozygosity at the remaining 6 sites ranged from 0.966 to 1.000 and from 0.613 to 0.871,respectively;while polymorphism information content varied between 0.530 and 0.848,with an average inbreeding coefficient ranging from 0.17 to 0.45.The overall genetic di-versity of this species remains relatively high;however,it is worth noting that two homozygous loci have emerged which may impact germplasm resources and population stability over time.Therefore,it is recommended that new individuals from different species be introduced into Zhoushan Forest Farm in order to facilitate gene exchange and maintain population genetic diversity.

Zhoushan Hydropotes inermismicrosatellite molecular markersgenetic diversity

黄海明、何珂

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浙江省舟山市林场,浙江 舟山 316021

浙江农林大学 动物科技学院·动物医学院,浙江 杭州 311302

舟山獐子 微卫星分子标记 遗传多样性

浙江省"尖兵""领雁"研发攻关项目

2022C04014

2024

绿色科技
花木盆景杂志社

绿色科技

影响因子:0.365
ISSN:1674-9944
年,卷(期):2024.26(14)
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