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- The bird diversity index is 1.2399 and evenness index was 0.7271. 该区人工林中鸟类的多样性指数为1.;239 9。 均匀性指数为0
- Pielou evenness index among the 8 sites (ANOVA, p < 0.05). 有显著差异 (ANOVA; p < 0.;05);
- In the study, the dominance index and evenness index are used for analysis. 本研究采用优势度指数和均匀度指数进行分析。
- Moreover, Pielou evenness index was higher than that in the two native plant communities. 而Simpson优势度指数和Pielou均匀度指数较土著植物群落中高。
- The dimensions are positively relative with clay content,and significantly negative with even index. 表土颗粒分形维数与粘粒含量呈显著正相关,与均匀指数呈显著负相关。
- The dominance index is often contrary to the diversity index, index of diversification and evenness index in change rules. 优势度指数常常与多样性指数、多样化指数、均匀度指数的变化规律相反。
- The richness index and the evenness index of the species have a similar trend, that is, forestland is the highest and eroded land the lowest. 物种的丰富度指数、均匀度指数也有类似规律。也就是说,芽孢杆菌属内物种多样性程度最高的是林地,最低的是侵蚀地。
- The results showed that Pielou evenness index, gap-fraction, openness, stand basal area, and stand density were influenced by spatial structure of the community at a broad scale. 结果表明,群落均匀度指数、空隙度和开度、林分胸高断面积和林分密度在大尺度上表现出显著的空间结构。
- Lloyd-Ghelardi evenness index(E) and saprobiem spectrum analysis of dominant diatom species, the water quality of Nanwan Reservior was clean to slightly polluted. 结果表明,南湾水库水质属清洁轻污染等级。
- 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。
- Studies on species diversity of Rhododendron fortunei with Simpson index, Shannon-Wiener index and evenness index (Pielou index, Hill index) resulted that the species diversity of Rh. 分别运用Simpson指数、Shannon-Wiener指数和物种均匀性指数(Pieou指数、Hill指数)探讨了井冈山云锦杜鹃群落的物种多样性特征。
- Based on the inquisitional data of sampling sites,the biodiversity of the natural plant community in Aral area is analyzed by adopting diversity index, richness index and evenness index. 根据对样地的实际调查资料,采用物种多样性指数、丰富度和均匀度指数对塔里木河上游阿拉尔地区的天然植被的物种多样性进行了分析。
- He will come on time even though it rains. 即使下雨,他还是会准时来的。
- We should practice economy even if we are rich. 即使我们富裕了也仍应该厉行节约。
- The forage yield increased by 206.8%; the species number increased by one grade and density increased by 550%; the species abundance index increased by 800% and the evenness index increased by 66.7%. 迎风坡上部植被非常稀疏;不形成群落;植株平均高度25.;3 cm;产草量增加206
- Based on the inquisitional data of sampling sites, the biodiversity of the natural plant community in Aral area is analyzed by adopting diversity index, richness index and evenness index. 根据对样地的实际调查资料,采用物种多样性指数、丰富度和均匀度指数对塔里木河上游阿拉尔地区的天然植被的物种多样性进行了分析。
- As for the understory, on contrast, both diversity and evenness indices decreased except in the broad-leaved forest. 至于林下层植物则正好相反,除阔叶林外,针阔叶混交林和常绿阔叶林的多样性及均匀度指数均下降。
- The results showed that the abundance, evenness index, diversity of the species in the U. elongate community was lower, but ecological dominance was higher, meaning the community was unstable. 结果表明,该群落物种丰富度、多样性、均匀度都偏低,而优势度相对较高,说明该群落物种单一且不稳定;
- Jubao Village had the highest diversity index and evenness index and the lowest dominance index, while Pinyang Town had the lowest diversity index and evenness index and the highest dominance index. 各行政区中,巨宝乡景观多样性指数、均匀度指数最高,优势度指数最低,平阳镇多样性指数、均匀度指数最低,优势度指数最高。
- Species richness in artificial planting Glycyrrhiza uralensis was significantly higher and the evenness index was very significantly lower than that of those in wild Glycyrrhiza uralensis. 人工甘草田昆虫物种丰富度极显著高于野生甘草田,而均匀性指数极显著低于野生甘草田。