云南道地药材滇龙胆资源调查与评价
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Investigation and Evaluation of Gentiana rigescens Resource in Yunnan Province
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    摘要:

    目的:滇龙胆为云南重要道地药材,调查龙胆资源在云南的分布范围及资源现状为滇龙胆开发利用及开展人工栽培提供依据。方法:通过走访和实地调查对全省38个县市进行资源调查。结果:滇龙胆在全省除昭通、德钦和西双版纳外,均有分布,适宜生境为海拔1350—2500 m的荒坡或林下。所测种群滇龙胆根粗为0.33 cm—0.44 cm,根长19.79—7.03 cm,根数为19.40—6.34,根生物量为1.40—0.27 g,根中龙胆苦含量为3.56%—5.99%。聚类分析结果显示,除玉溪、昆明、楚雄等产区外,文山、怒江种群滇龙胆质量也较好,具较高开发、利用价值。结论:目前野生滇龙胆生境遭到破坏,资源量锐减,亟待保护,本研究调查为云南滇龙胆资源的保护与利用提供建议和基础数据。

    Abstract:

    [Abstract] Gentiana rigescens is a top-geoherbs of traditional Chinese medicine in Yunnan province. An investigating on distribution and current situation of Gentiana rigescens resource in Yunnan was made to provide basis for exploitation and cultivation of G. rigescens. Folk market and field survey methods were applied to explore the resource of G. rigescens in 38 cities and counties. G. rigescens could be found in the most areas of Yunnan, except Zhaotong, Deqin and Xishuangbanna. The suitable habitats for G. rigescens are the slope or understory in the elevation between 1350 to 2500 m. In 19 populations, the root diameter ranged from 0.33 to 0.44 cm, the root length was 19.79 to 7.03 cm, the root number was 19.40 to 6.34, the biomass of root was 1.40 to 0.27 g, and the content of gentiopicroside was 3.56% to 5.99%. The qualities of root were higher in Kunming, Yuxi, Chuxiong, Wenshan, and Nujiang than other populations. The wild G. rigescens is needed to protect its resource due to habitat loss. The results provided data base for sustainable utilization of G. rigescens.

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张金渝,沈 涛,杨维泽,等.云南道地药材滇龙胆资源调查与评价[J].植物遗传资源学报,2012,13(5):890-895.

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历史
  • 收稿日期:2011-09-24
  • 最后修改日期:2012-06-22
  • 录用日期:2012-08-28
  • 在线发布日期: 2012-09-14
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