desertification of grassland的意思|示意

This paper mainly analyzes the natural and anthropogenic causes of grassland desertification in the Ruoergai Plateau using the method of remote sensing and field investigation.

根据野外调查与遥感解译结果，结合前人的研究资料，论述了若尔盖高原草原沙化的自然因素和人为因素。

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。

Based on an estimation of NPP and the theoretical livestock capacity of grassland, the effects of natural and artificial factors on grassland desertification were analyzed quantitatively.

基于NPP和理论载畜量的估算，定量分析了自然因素和人为因素对草地沙化的作用程度。

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。

Because of abusive cultivation of grassland and unplanned immigration, the ecological environment of grassland has been deteriorating and the process of desertification is accelerated.

滥垦草原、盲目移民的结果是草原生态环境遭到严重破坏而沙化退化；

Local herdsmen face the challenge of irrigating their crops and desertification of the grassland.

当地牧民面临着灌溉庄稼的难题和草原荒漠化的挑战。