1) ecological environment of semiarid regions
半干旱地区生态环境
4) dry land ecological environment
旱地生态环境
5) arid and semi-arid regions
干旱半干旱地区
1.
Application of amorpha fruticose to vegetation protection for sideslopes of highway at the arid and semi-arid regions;
紫穗槐在干旱半干旱地区公路边坡植物防护中的应用
2.
Groundwater has very important eco-value in arid and semi-arid regions.
干旱半干旱地区地下水具有重要的生态价值。
6) Arid and semi-arid region
干旱半干旱地区
1.
Discussion about the evaluation method of water supply in arid and semi-arid region;
干旱半干旱地区的灌溉供水评价方法探讨
补充资料：生态
1.显露美好的姿态。 2.生动的意态。 3.生物的生理特性和生活习性。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条