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- TBA patterns of these three life forms along the altitudinal gradient were similar on both slopes. 两坡三种生活型的TBA沿海拔梯度变化特征基本上相似。
- The populations along the altitudinal gradient are in stable state in Dongling Mountain, Beijing, China. 总体上，东灵山海拔梯度上辽东栎种群还是比较稳定的。
- Measurements of species diversity of plant communities along both DCCA axis 1 and an altitudinal gradient in the northern slopes of Qilian mountains was carried out. 利用DCCA排序和海拔高程排序相结合的方法 ,对祁连山北坡中段植物群落物种多样性垂直分布格局进行了初步研究。
- In this paper, we studied the distribution of soil seed banks along an altitudinal gradient (1500-3500 m asl) on the southern slope of the Taibai Mountain. 土壤种子库生物多样性特征表现为在2个海拔段发生较明显的变化:一是从低海拔到中等海拔(1500~2500m),二是从中等海拔到高海拔(2500~3500m)。
- We studied changes in floristic composition, community structure and tree species diversity along an altitudinal gradient on Mt.Mang (eastern Nanling Mountains) and Mt. 根据沿海拔梯度设置的样地的调查资料，对南岭东段的莽山和西段的猫儿山植物群落乔木层物种多样性的垂直分布格局进行了比较研究。
- Random amplified polymorphic DNA (RAPD) phenotypes generated by 15 primers were scored in 5 subpopulations of Anthoxanthum alpinum along an altitudinal gradient. 应用RAPD技术，沿一个海拔梯度研究了阿尔卑斯山黄花茅自然居群的遗传变异和分化。
- Ting Wang, Yu Liang, Haibao Ren, Dan Yu, Jian Ni, Keping Ma*. 2004.Age structure of Picea schrenkiana forest along an altitudinal gradient in the central Tianshan Mountains, northwestern China. 于顺利*;马克平;徐存宝;金淑芳;宋晓兵;陈灵芝.;2004
- The Cody index along altitude gradient presented unimodal pattern. 随海拔升高,Cody指数表现出明显的单峰格局;
- The fitted curve of both diversity and richness of herb layer with DCCA axis 1 was more significant than that fitted with altitudinal gradient, while that of shrub layer showed the opposite trend. 草地群落物种多样性在DCCA环境梯度上曲线的拟合效果优于按海拔高程排序效果,灌木群落则相反;
- Community composition and structure of giant panda habitat were studied by systematic survey along altitudinal gradients in Xizozhaizigou Nature Reserve. 摘要通过沿海拔梯度的系统调查，对小寨子沟自然保护区大熊猫生境的植物群落种类组成和结构进行了初步研究。
- Title： Changes in Soil Seed Banks and Biodiversity along an Altitude Gradient in Taibai Mt. 关键词：太白山;土壤种子库;物种多样性;海拔
- The relationship between species diversity and altitudinal gradient for evergreen broad-leaved forests in Simian mountain, Chongqing of China was studied by the combination of DCCA ordination and altitude ordination. 采用DCCA排序和海拔高度排序相结合的方法;对四面山常绿阔叶林群落物种多样性和海拔高度的关系进行了研究.
- Correlation analysis indicated that geographic variation of Tsuga dumosa was continuous by altitude gradient, and the variation was random by latitude factor. 相关分析得出地理变异在海拔梯度上呈连续渐变，在纬向上呈随机渐变。
- 4 Species diversity along an altitudinal gradient on thenorthern slope of Mt. 标题： 图4小五台山北坡物种多样性指数随海拔的变化 Fig.
- The Altitudinal Gradient Changes of Population Demography Characteristics of Quercus aquifolioides Population 川滇高山栎种群统计特征的海拔梯度变化
- A PRELIMINARY STUDY ON THE REPRODUCTIVE FEATURES OF VERATRUM NIGRUM ALONG AN ALTITUDINAL GRADIENT 不同海拔藜芦种群繁殖特征的初步研究
- Pattern of species richness along an altitudinal gradient on Gaoligong Mountains, Southwest China 高黎贡山种子植物物种丰富度沿海拔梯度的变化
- Altitudinal Gradient Pattern of the Distribution of Viola Plants in Nanling Nature Reserve, Guangdong 广东南岭自然保护区堇菜属植物垂直分布格局的研究
- Keywords Picea schrenkiana, age structure, tree ring, altitudinal gradient, treeline; 天山云杉;年龄结构;树木年轮;海拔梯度;林线;
- The resulting solution is known as the gradient. 合成解就是通常的梯度风。
- 今日热词
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- 深远海浮式风电平台 - deep-sea floating wind power platform
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- 京雄高速公路 - Beijing-Xiongan expressway
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- 农业及相关产业增加值 - the added value of agriculture and related industries
