Spatial variability of soil moisture responding to drought and rainfall in sandy grassland of Horqin were studied by geostatistics approach.
采用地统计学的方法，研究了科尔沁沙地沙质草场土壤含水量对干旱和降雨响应的空间变异规律。
The changes of some selected physicochemical properties of degraded sandy grassland due to 2 years of cultivation and 5 years of enclosure for vegetation restoration were studied.
分析了退化沙质草地开垦耕种2年和围封恢复5年后土壤理化性状的特征和变化。
The results suggested that both nitrogen addition and water and nitrogen addition promoted the ammonia volatilization, but had little effects on the nitrate leaching of the sandy grassland.
可见，氮添加和水氮添加均促进了土壤的氨挥发，对硝态氮的淋溶没有显著影响。
HulunBuir Grassland is endangered by a new phase of sandy desertification.
呼伦贝尔沙质草原正面临新一轮沙漠化的严重威胁。
An analysis on the effect of cultivated grassland on soil respiration rate was conducted for the abandoned land and the transferred farmland in the Ordos Sandy land Improvement Experimental Station.
在鄂尔多斯沙地改良试验站的撂荒地和退耕地，测定和分析了多年生人工草地对土壤呼吸速率的影响。
In this paper, by investigating soil, field vegetation, and surface wind erosion status, combining indoor analysis, the effect of vegetation recovery on sandy degraded grassland in Yanchi is studied.
本文通过野外植被、土壤和地表蚀积状况调查与室内分析测试相结合的方法，对盐池沙地退化草场植被恢复的效果进行了调查。
With the process of the sandy desertification in grassland, the contents of clay decreased.
随着草原沙漠化的加剧，土壤粘粒含量趋于减少，砂粒增多。
The protection of top soil layer has utter most importance in protection of grassland resources and ecosystem, and in prevention of sandy desertification.
保护地表土层对于保护草地资源和生态环境，以及沙漠化防治具有极端重要性。
Grassland sandy desertification is one of the main reasons that the grassland ecosystem degradation and productivity decline continuously.
草地沙化是引起草地持续退化和生产力不断下降的主要原因之一。
The reasonable development and utilization of Caragana feed can widen feed resource in arid and sandy area, relieving the stocking pressure on grassland and improve ecological environment.
柠条饲料合理开发利用可以拓宽干旱沙区饲料资源，缓解草原压力，改善生态环境。
The reasonable development and utilization of Caragana feed can widen feed resource in arid and sandy area, relieving the stocking pressure on grassland and improve ecological environment.
柠条饲料合理开发利用可以拓宽干旱沙区饲料资源，缓解草原压力，改善生态环境。
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