desert ecosystem

The biological soil crusts are a basis of vegetation succession and ecosystem restoration in degraded terrestrial ecosystems. However, previous investigations mainly converged upon that in the extreme environment& desert ecosystem, whereas lacking the issues in better circumstance, like of meadow steppes.

生物土壤结皮是退化生态系统植被演替与生态恢复的重要基础，但目前主要集中在荒漠生态系统，缺乏对草甸草原生物土壤结皮的研究。

The GIS technique supported by Arc/ info software was used to analyze the heterogeneity of oasis-desert ecosystem and its mosaic of patch structure, landscape change in Fukang transect.

利用地理信息系统软件对阜康绿洲-荒漠生态系统的景观结构的异质性、镶嵌结构及其格局变化进行了较全面的分析。

The results show that the relationship and feedback among the structure, function and process of oasis-desert ecosystem is real essence of landscape heterogeneity.

分析结果表明，绿洲-荒漠生态系统结构和功能、格局与过程之间的联系和反馈是景观异质性的根本本质。

To search the correlation between soil enzyme activities and soil fertility under fertilization conditions, the indexes of soil enzyme, soil chemical property and soil microbes in 3-years Azadirachta indica plantation were detected and analyzed in Yunnan Yuanmou Desert Ecosystem Located Research Station of State Forestry Administration.

为探讨施肥条件下土壤酶活性及其与土壤肥力的关系，对国家林业局云南元谋荒漠生态系统定位研究站3年生印楝林的土壤酶、土壤化学性质和微生物因子进行了测定和分析。

Desert ecosystem is the typical ecosystem in desert regions and the base of developing the environmental and society in desert regions.

荒漠生态系统是荒漠区的典型生态系统，是荒漠区人类环境和社会发展的基础。

These functional bacteria changes contribute to the decomposition of cellulose material, which are helpful in nutrition enhancement and improve soil fertility, and healthy ecosystem recovery in desert.

这些功能菌的变化有助于纤维索物质的分解，从而增加了结皮中营养物质，提高土壤肥力，对荒漠生态系统的恢复具有积极作用。

Quantitative studies on changes of decomposition rate, C/ N ratio, N, K and organic C of corn residue during decomposition in desert ecosystem were carried out in Fukang, Xinjiang.

以玉米秆为材料，研究了荒漠生态系统下残茬的腐解率和腐解物的有机C、N、K的含量、养分释放率及C/N的变化。

The arid desert oasis contains its landscape ecosystem characteristics.

干旱荒漠绿洲有其自身的景观生态特点.

Desert ecosystem is the material and ecological base of artificial oasis in Xinjiang.

荒漠生态系统是建立新疆平原人工绿洲生态系统的物质基础和生态基础。

Disturbance effect of rodents on soil and vegetation in desert ecosystem

荒漠生态系统鼠类对土壤和植被的扰动效应

Difference of Desert Ecosystem Responses to Elevated Atmospheric CO_2 Concentration between Dry and Wet Years

荒漠生态系统对大气CO2浓度升高响应的干湿年差异

Alpine meadow ecosystem has the most abundant rodent species whereas the desert ecosystem has the least.

不同栖息地中啮齿动物种类差异显著,湖周沙漠啮齿动物种类最少,高山草甸啮齿动物种类最多.

Spatial Pattern Analysis on Desert Ecosystem in Western China

西部地区荒漠生态系统空间分析

At last, the authors analyze the future research directions and research highlights, such as the theory and research methods, coupling model, and optimized water-heat structure of desert ecosystem.

最后，该文对水热平衡理论和研究方法、水热平衡耦合模型以及荒漠生态系统的水热结构优化模式等未来的研究方向和重点问题作了分析。

Cellulose degrading bacteria ( CDB) are one of the main microbial physiological groups in desert soil, which play an important role in maintaining stability and repairing desert ecosystem.

纤维素降解细菌是荒漠土壤微生物生理主要类群之一，对荒漠生态系统维持稳定和修复有重要作用。

Precipitation, as the sole source of water replenishment in the semi-arid area, plays a pertinent role in sustaining the desert ecosystem.

降水是该地区唯一的补给水源，对维持荒漠生态系统的稳定持续发展具有极其重要的作用。

Present situation and thinking for spot research of desert ecosystem in China

我国荒漠生态系统定位研究的现状与基本思路

Seasonal fogs and dews support a unique desert ecosystem whose diverse flora includes several endemic plants.

季节性的雾气和露水形成了独特的沙漠生态系统,这里还生长着几种别处见不到的植物.