of;
Non-invasive;
Research;
Technology;
for;
Endangered;
Wildlife,;
College;
of;
Biological;
Sciences;
and;
Biotechnology,;
Beijing;
Forestry;
University,;
Beijing;
100083,;
China;
Endangered;
Animal;
Research;
Center,;
Wuwei;
733000,;
China;
遗传多样性; 线粒体DNA; 赛加羚羊; 中国人口; 微卫星; Shannon信息指数; 圈养; 评估;