1) northwest arid region
西北干旱地区
1.
The 260 forest soil samples were collected from 11 natural reserves of the northwest arid region in China.
对地处我国西北干旱地区新疆、甘肃、宁夏三省（区）内的１１ 个自然保护区——哈纳斯、小叶白蜡、天山云杉、野核桃、塔里木、东大山、贺兰山、六盘山、崆洞山、兴隆山、莲花山等自然保护区采集的２６０ 个森林土壤样品，进行了生态因子调查；分析了土壤ｐＨ、含水量、水解Ｎ、有效Ｐ、速效Ｋ、全Ｎ、有机质；研究了芽孢杆菌、苏云金芽孢杆菌数量和种类生态分布。
4) northwest arid region
西北干旱区
1.
Study on Rational Allocation of Water Resources in Northwest Arid Region Based on Ecology;
面向生态的西北干旱区水资源合理配置研究
5) northwest arid area
西北干旱区
1.
Northwest arid area is one of areas that will be exploited in the great development of West China.
通过对生态用水的概念进行了界定 ,并结合西北干旱区的实际提出了以下几点实施生态用水的策略 :(1)把生态用水放在西北干旱区经济建设和区域可持续发展的战略高度优先考虑 ;(2 )对天然植被 ,特别是在干草原和干旱的荒漠草原区域 ,通过人工降水补充其用水 ;(3)对人工植被 ,以引水灌溉为主 ;(4 )对于绿洲 ,结合生产用水进行合理再分配 ;(5 )充分发挥西北干旱区的廊道效应优势 ;(6 )改变传统的灌溉方式 ,大力开展节水灌溉 ;(7)协调好生态用水和生产用水、生活用水之间的关系。
2.
The northwest arid area of China,having about 1/4 of the total area o f China,is located near the center of the Eurasian continent.
近５０年来，西北干旱区随水土资源开发利用规模的不断扩展，使区域内工农业与经济得以稳定持续发展。
3.
Although northwest arid area is a large agricultural region which is rich in resources, but ecological environment there is very weak, the conflict between developing economy and protecting environment is going sharper and sharper.
我国西部大开发战略的实施将使西北干旱区的开发进入一个新时期。
6) arid area
西北干旱区
1.
Both oasis development and desertification and both human advance but desert retreat and desertadvance but human retreat existed in the evolution processes of the ecological environment in the arid areas innorthwest China during the historical periods.
在历史时期,西北干旱区的生态环境演变过程是绿洲化与沙漠化并存,人进沙退和沙进人退皆有。
2.
The feature and the exploitation and utilization situation of water resource in northwest arid area of China was summarized.
概述了西北干旱区水资源的特点和水资源开发利用状况 ,阐述了水资源的开发方式对生态环境的影响和作用 ,强调应该加强水资源的统筹规划和科学管理 ,合理开发利用水资源以保护西北干旱区脆弱的生态环
3.
The arid area of northwest China is one of the areas that will be exploited during the massive development of west china.
本文从分析西北干旱区内陆河流域水资源系统特征、开发利用现状以及主要的水环境问题出发 ,得出干旱区生态恢复与重建必须以水资源的合理利用为核心的结论 ,同时提出了干旱区水资源利用优化途径与生态重建的基本对
补充资料：野驴(主要分布于中国西北干旱地区)
野驴(主要分布于中国西北干旱地区)
野驴(主要分布于中国西北干旱地区)
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