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- Within the edge distance of 50 m, the bird species diversity of the three types of edge habitats is the highest. 对不同边缘距离鸟类多样性研究结果显示:在边缘50m的范围内,3种边缘类型鸟类群落多样性指数都显示最高。
- Densities (ind./hm2) were respectively 8.23, 5.76, 3.22, 4.18 in summer, and 18.86, 11.32, 6.34, 8.13 in winter. The index of bird species diversity were also increased in winter. 冬季为18.;86;11
- In the Mongolian pine forests, Foliage height diversity (FHD) and Bird species diversity (BSD) presented the high correlation (r=0.814, P <0.05), the regression equation was y=1.332x+0.103 (R~2=0.663). 在樟子松森林生境中;叶层高度多样性指数(FHD)与鸟类多样性指数(BSD)呈正相关(r=0.;814;P<0
- Acoording to the comparie with bird species in five different habitats in Jinzhongshan, the results indicate that the highest bird species diversity in scrub and farmland (3.04), and the lowest in water area (2.14). 本文还对金钟山鸟类保护区的五种不同生境类型的鸟类种类组成作了比较;结果表明灌丛+农田的鸟种多样性指数最高; 为3.;04; 水域的鸟种多样性指数最低;为2
- Acoording to the comparison among bird species in five different habitats in Jinzhongshan,the results indicate that the highest bird species diversity index is in scrub and farmland(3.04),and the lowest in water area(2.14). 本文还对金钟山鸟类保护区的5种不同生境类型的鸟类种类组成作了比较;结果表明灌丛+农田的鸟种多样性指数最高;为3.;04; 水域的鸟种多样性指数最低;为2
- The decline of bird species diversity and evenness index in Yueqing Bay indicated that the habitats of water birds were being degraded, which might be related to human disturbance such as reclamation. 鸟类多样性指数和均匀度指数均呈下降趋势,说明适宜水鸟栖息的整体资源环境正逐渐退化,这可能与围垦等人为干扰因素有关。
- Bird Species Diversity and Protecting in Yuexiu Park,Guangzhou 广州市越秀公园鸟类多样性与保护对策
- A Recent Survey on Bird Species Diversity of Falconiformes in Beijing Region 北京地区隼形目鸟类物种多样性现状调查
- The effects of forest patch sizes on bird species diversity and individual density 温带次生林的岛屿化对鸟类物种多样性及密度的影响
- Synthetic indices for stand species diversity. 林分物种多样性指标体系的研究。
- What Determines Species Diversity? 是什么决定了物种的差异?
- Bird species diversity 鸟类物种多样性
- Scientists found a peculiar bird species in this region. 科学家在这个地区发现了一种罕见的鸟类。
- A Review on the Species Diversity of Plant Communityal superiority. 植物群落物种多样性研究综述。
- A species diversity index(SDI), which is difined in Eq. (1-2). 种类多样指数(SDI)可由式(1-2)求得。
- Abstract: Species diversity is an important part of biodiversity. 文摘:物种多样性是生物多样性研究的一个重要层次。
- All bird species recorded in the shrubland are common and widespread in. 所有在灌木丛里录得的鸟类品种皆是香港常见及分布广泛的。
- Product quality, innovative, artistic, and species diversity. 产品质量好、新颖美观、品种多样化。
- About 129 bird species were recorded, belong to 10 order and 30 families. 共记录到鸟类10目30科129种,133种及亚种。
- Fig.3.The DCCA of the influence of topography on species diversity. 标题: 图3.;地形对物种多样性格局影响的DCCA分析。