西北干旱半干旱区

我国西北干旱半干旱区现实土地利用决策研究&基于毛乌素沙地的实地调查分析

Exploring Actual Land Use Decision Making in Arid and Semi-arid Regions , Northwest China

软工程战略与西北干旱半干旱区水资源的合理利用

The strategy of " soft-engineering " and water resource exploitation in drought and semi-drought areas

西北干旱半干旱区湿地特征与保护

Characteristics of Wetland and Its Conservation in Arid and Semi-arid Areas in Northwest of China

中国西北干旱半干旱区近46a秋季气候变暖分析

Climate Warming of Autumn Air Temperature in Arid and Semiarid Regions in Northwest China over the Recent 46 Years

黑河流域地处我国西北干旱半干旱区，气候干旱少雨，生态环境脆弱。

Hei river basin is in the northwest arid and semi-arid region , with the rare rainfall and wicked environment .

中国西北干旱半干旱区年平均气温的时空变化规律分析

Discipline of temporal and spatial variation of annual mean air temperature in arid and semiarid region in northwest China in the recent 46 years

处于中国西北干旱半干旱区的山地森林以独特的水文作用成为山前平原及川区绿洲生态经济系统稳定发展的基础。

The forests of Picea crassifolia in Qilian Mountains are typical mountain forests in arid and semi arid area of west China , its unique hydrological roles lay a foundation for the steady development of oasis ecological economic systems in the corridor .

西北干旱、半干旱区区域可持续发展综合评价模型研究

An Integrated Evaluation Model on Regional Sustainable Development in Arid and Semiarid Area of Northwest China

西北干旱半干旱过渡区近50年气候变化特征分析及对粮食产量的影响

Analysis of Climatic Change Characteristics and Impact on Grain Yield in the Northwest Arid and Semi-arid Transition Region in the Recent 50 Years

西北地区东部干旱半干旱区极端降水事件的变化

Change of Extreme Precipitation Events in Arid and Semi-Arid Regions in the East of Northwest China

由热量指数和降水量综合得出的生物干湿度指数，对中国西北部干旱、半干旱区以至全国的植被分布与水分、热量因子的关系分析有较好的应用价值。

Biological aridity / humidity index synthetically got from biological warmth index and precipitation has a kind value to analyse the relations between vegetation and water thermal factors in arid and semiarid areas of northwest China and also in the whole country .

揭示了夏季在西北干旱区和华北半干旱区分别存在干旱和半干旱经圈环流，夏季在高原32.5°N以南还存在巨大的向西纬圈环流等事实；

The results explore the facts that there exist drought and semi-drought meridional cells in the Northwest China arid region and the North China semi-drought region , respectively and that there exists a giant westward zonal circulation to the south of 32.5 ° N in the Plateau in summer .