查询词典 diversity factor

According to species richness, Shnnon-Weiner indexand sterve of diversity-area, we study on the dynamics of species diversity of the secondary succesional communities of evergreen broaded-leaved forests on Jinyun mountain about ten years.

采用物种丰富度 S和物种多样性香农指数H、物种均匀度指数J以及多样性-面积曲线研究缙云山常绿阔叶林次生演替序列物种多近十年的变化。

According to species richness, Shnnon-Weiner indexand sterve of diversity-area, we study on the dynamics of species diversity of the secondary succesional communities of evergreen broaded-leaved forests on Jinyun mountain about ten years.

采用物种丰富度S和物种多样性香农指数H、物种均匀度指数J以及多样性-面积曲线研究缙云山常绿阔叶林次生演替序列物种多样性近十年的变化。

A relationship between the frequency of occurrence and diversity of AM fungi and the elevation of the sampling sites for Swietenia macrophylla was observed. The elevation significantly affected the frequency of occurrence and diversity of Gigaspora and Scutellospora, but showed no significant influence to Glomus and Acaulospora.

通过对不同海拔高度Swietenia macrophylla根际AM真菌分布的分析表明，海拔高度显著影响着AM真菌的分布，Gigaspora属的真菌随海拔高度的增加显著升高，Scutellospora属的真菌则显著降低。

The results were summarized by variance analysis and correlation analysis, the diversity reached significant positively correlated level of varieties carotene, polysaccharide,γ-am1nobutyric and crude fibre content, but the diversity bad- not reached significant positively correlated level of varieties Zn, Cr and Trigonelline content.

对11个品种肉用印度南瓜主要果实性状进行调查，并对果肉的8种营养成分测定；通过方差和相关分析得出结论：胡萝卜素、多糖、淀粉、γ-氨基丁酸、粗纤维含量在各个品种间差异均达到极显著，Zn、Cr、葫芦巴碱的含量在各个品种间差异不显著。

The definition and detective methods of genetic diversity were reviewed in this paper. It indicated that these various genetic diversity measuring methods are unreplaceable.

文中对植物遗传多样性的涵义和检测方法进行了概述，认为各种水平的遗传多样性检测方法在特定的研究领域、研究对象中都有不可替代的作用。

The dissertation modifies the model of Holdridge's indexes of lifezone according to the features of the ecological climate of Xinjiang. The influence of the variation of vegetation caused by the climate variation of Xinjiang in recent decades is also analyzed. In recent 40 years, the type of life zone hasn't changed, the area and number of patch changed only. The diversity changed but not too much..That is, diversity of life zone changed in little range, the whole entiroment is still be a rather stable state, whill be goo for desertation expand contrandictorily.

根据新疆生态气候特征和生物地理规律对Holdridge生命地带分类模型进行修正，分析新疆近几十年来气候变化所引起的植被变化对于新疆土地荒漠化的影响。40多年来，新疆生命地带的类型数量并没有产生变化，只是各类型的面积和斑块数的变化，多样性有所波动，但是波动不大，也就是说生命地带多样性的震荡幅度不大，整个生态环境处于一种相对稳定的状态，这种稳定的生态环境状态有利于荒漠化的逆向发展； 7。

The effects of Xiluodu Hydropower Station on the diversity of amphibians and reptiles were studied using β diversity index and zoogeographical analysis.

采用β多样性指数和动物地理学方法研究了溪洛渡水电站对两栖爬行动物多样性的影响。

Animal community structure and diversity showed the marked seasonal changes., The maximum of Arthropods individual number, species number and species diversity were in late July - early August. The groups number of soil animals was the maximum in summer, and the individual number was the maximum in autumn. The species number of birds; was the maximum in spring, the main species of bird community were migratory birds in spring and summer, and the main species of bird community were resident birds in autumn and winter.

节肢动物群落在7月下旬-8月初具有最高的物种数、个体数和多样性指数；土壤动物群落在夏季具有最高的类群数，秋季具有最高的个体数量和多样性指数；鸟类群落在春季具有最高的鸟种组成，春夏季节鸟类群落的主体是候鸟，秋冬季节鸟类群落的主体是留鸟。

The business case for diversity of age is far stronger than for diversity of sex or race.

对企业来说，年龄多样化的理由更胜于性别或种族多样化。

Third the view structure and afforests of the park green land maintain the bio-diversity of the city of Beijing ,become an important carrier of bio-diversity embodiment.

其三，公园绿地的景观构成和绿化树木维持了北京城市的生物多样性，成为生物多样性体现的重要载体。

The small blue capacitor has very high chances to go fully shorted compare to electrolytic capacitor which is very rare.

小蓝电容器具有很高的机会去充分地缩短了比较电解电容器，这是非常罕见的。

In the Italian campaigns of 1513 and 1515, when the Swiss won the victories of Novara and Marignan, he acted as army chaplain.

在意大利的运动， 1513年和1515年，当瑞士赢得了胜利，诺瓦拉和marignan ，他担任军队的牧师。