improved grassland[畜牧] 改良草地;改良的草地
grassland soil草地土壤
grassland feeling草原情
native grassland天然草地
Grassland vegetation草地植被;草原植被;草本植被
Horqin Grassland中国内蒙古自治区东部草原;科尔沁草原;包括大兴安岭南段东侧的西辽河
Grassland Safari大草原探险
in grassland在草原
The change of forest and grassland in this region is obvious.
研究得出：该地区10年来森林草地有明显的变化。
The main food was the dominant species of plant on the grassland.
旱獭的主要食物是草原上的优势植物种。
参考来源 - 喜马拉雅旱獭生境选择的研究Grassland ecological economy system in China has been destroyed seriously.
近年来,我国的草原生态经济系统受到了严重的破坏。
At present, the encroachment to the legitimate rights for herdsman’s grassland problem is frequently occurrence.
近年来,牧民草牧场权益被侵占问题时有发生。
参考来源 - 牧民草牧场权益被侵占问题的研究According to the problems of all kinds of grassland utilization,rational developed and improved measures were raised.
根据各类草场利用中存在的问题，提出了合理开发和改良的措施。
参考来源 - 陕北天然草场的类型研究 Studies on the types of natural grassland in North Shaanxi provinceN-UNCOUNT（不可数名词） Grassland is land covered with wild grass. 牧场; 草地 [also N in pl]
...areas of open grassland.
...开阔的草地区域。