| 河西走廊肃北地区中亚紫菀木-裸果木荒漠群落特征 |
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| 引用本文： | 柴永青,曹致中,刘秉儒.河西走廊肃北地区中亚紫菀木-裸果木荒漠群落特征[J].林业科学,2011,47(4). |
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| 作者姓名： | 柴永青 曹致中 刘秉儒 |
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| 作者单位： | 1. 宁夏大学西北退化生态系统恢复与重建教育部重点实验室,宁夏大学西部生态
2. 甘肃农业大学草业学院,兰州,730070 |
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| 基金项目： | 国家自然科学基金(41061003); 宁夏自然科学基金(NZ1005)项目 |
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| 摘 要： | 中亚紫菀木(Asterothamnus centrali-asiaticus)为半灌木超旱生植物,为亚洲中部特有种,广泛分布于亚洲中部荒漠区,但形成群落的较少。在我国主要分布于新疆、甘肃、宁夏、青海和内蒙古的荒漠地区(中国科学院植物研究所,1985;中国科学院中国植物志编辑委员会,1985;中国科学院兰州沙漠研究所,1992),喜生于疏松的砂砾质冲积扇和洪积土壤上。常沿干河床和流水线形成群落,也生于石质丘陵和山前洪积坡地上(中国饲用植物编辑委员会,
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| 关 键 词： | 肃北 中亚紫菀木 裸果木 群落特性 |
Community Characteristics of Asterothamnus centrali-asiaticus and Gymnocarpos przewalskii in the Subei Desert of Hexi Corridor,Gansu |
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| Chai Yongqing,Cao Zhizhong,Liu Bingru.Community Characteristics of Asterothamnus centrali-asiaticus and Gymnocarpos przewalskii in the Subei Desert of Hexi Corridor,Gansu[J].Scientia Silvae Sinicae,2011,47(4). |
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| Authors: | Chai Yongqing Cao Zhizhong Liu Bingru |
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| Institution: | Chai Yongqing1 Cao Zhizhong2 Liu Bingru1 (1.Key Laboratory of Restoration and Reconstruction of Degraded Ecosystem in North-Western China of Ministry of Education,Ningxia University United Center for Ecology Research and Bioresource Exploitation in Western China,Ningxia University Yinchuan 750021,2.College of Pratacultural,Gansu Agriculture University Lanzhou 730070) |
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| Abstract: | The community characteristics of Asterothamnus centrali-asiaticus and Gymnocarpos przewalskii in the north Subei of Gansu Province were investigated from 2006 to 2009.The results showed that A.centrali-asiaticus and G.przewalskii mainly distributed over piedmont alluvial fan,proluvial fan,gravel gobi and dry river bed regions.They distributed at a range from about 1 500 to 1 600 m a.s.l.in the northern mountain region of Subei,and at a range from about 1 900 to 2 900 m a.s.l.in the southern mountain region ... |
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| Keywords: | Subei Asterothamnus centrali-asiaticus Gymnocarpos przewalskii community characteristics |
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