刘燕琴,刘正宇,曹敏,王黎,张军.极小种群川柿野外资源现状[J].中国南方果树,2021,50(2): |
极小种群川柿野外资源现状 |
Resource status of Diospyros sutchuensis , a wild plant species with extremely small populationsYaniqin Liu1,2#,Zhengyun Liu1,Min Cao1,Li Wang1,Jun Zhang1 |
投稿时间:2021-01-14 修订日期:2021-02-23 |
DOI: |
中文关键词: 极小种群 川柿 野外调查 濒危等级 种质资源 ICUN |
英文关键词:extremely small populations Diospyros sutchuensis field investigation endangered category germplasm resources IUCN |
基金项目:中国西南地区极小种群野生植物资源信息库与种质保存,“2017FY100105”子项目 |
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中文摘要: |
为了掌握极小种群川柿(Diospyros sutchuensis Yang)的种质资源现状并评估其濒危等级,对川柿资源历史发现地及现发地——华蓉山、缙云山、江津四面山保护区进行了系统野外调查。结果表明:(1)当前历史发生地华蓉山已无川柿野生植株,缙云山有疑是川柿1株,而在江津四面山保护区发现少量植物。(2)江津保护区有3个分布点,共计6株,均为成年植株。(3)依据IUCN全球物种濒危等级评估标准,川柿应当被评为(EN,B2a)。 |
英文摘要: |
To clarify the current status of Diospyros sutchuensis resources and evaluate its endangerment category,A systematic field survey was conducted on the historical discovery sites and current locations of Diospyros sutchuensis resources-Huarong Mountain, Jinyun Mountain, Jiangjin Simian Mountain Reserve. The results are as followings: There is no wild plant of Diospyros sutchuensis in Huarong Mountain now, the current history occurred. One plant is suspected to be Diospyros sutchuensis inJinyun Mountain, and a few plants have been found in the Simian Mountain of Jiangjin District.(2)There are 3 distribution points in Jiangjin Nature Reserve, with a total of 6 plants, all of which are Flowering plants. (3) According to the IUCN Global Species Threat Assessment Standard, Diospyros sutchuensiswas rated as Endangered (EN, B2a). |
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