SAZ,semi-arid zone

The transitional zone between arid and semiarid regions of northwest China is the most sensitive ecotone to the global climate change and also a severe land degradation area in China.

干旱半干旱過渡帶是生態環境變化的敏感和脆弱地帶 ,氣候的波動性和人口壓力是生態脆弱的根本原因 ,干旱和半干旱區交界線在豐枯年份的空間擺動幅度最大達 1 1 0— 1 30km 。

Experimental Study on Rainfall Harvesting and Microcatchment Model for Ecosystem Construction in the Transitional Zone between Semiarid and Arid Region;

干旱半干旱過渡帶雨水集流實驗與微型生態集雨模式

arid transition life zone

【生態】干旱過渡生物帶

Determination of thermal parameter of aerated zone in the arid and semi-arid region

干旱半干旱地區包氣帶熱參數模型研究

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

西北干旱半干旱過渡區近50年氣候變化特征分析及對糧食產量的影響

any of various terrestrial ferns of the genus Cheilanthes; cosmopolitan in arid and semi-arid temperate or tropical regions.

碎米蕨屬的陸生植物；生長于全球干旱和半干旱溫帶或熱帶地區。

Ecological Management of Arid and Semi-Arid Range land Programme

干旱和半干旱牧地生態管理方案

International Programme on Ecological Management of Arid and Semi-Arid Rangelands

干旱和半干旱牧場生態管理國際方案

of arid and semiarid open country.

產于干旱和半干旱地區的空曠鄉間。

The region is semiarid to arid in overall climate.

這個地區總體上是半干旱至干旱氣候。

Agricultural and Livestock Production in the Arid and Semi-arid Areas in the United States of America

美國干旱、半干旱地區的農牧業生產

The Research of Dust Emission in Arid and Semi-arid Soil

干旱半干旱地區土壤的粉塵釋放研究

Study of Sorghum Planting Mode in Arid and Semi-arid Area

“干旱、半干旱”區高粱栽培模式的研究

dryland(s) management: The management of arid and semi-arid areas.

旱地管理:指對干旱和半干旱地區的管理。

Farmland Drought Defence and Drought Resistance Measure in Semiarid Loess Plateau

黃土高原半干旱區農田干旱防御與抗旱措施

Located in an arid and semi-arid area, Ningxia is one of the weakest ecological systems in China.

寧夏地處干旱半干旱地帶，是全國生態系統最脆弱的省區之一。

SOIL WATER INFILTRATING PROCESS IN AFFORESTED LAND ON SLOPES OF THE SEMIARID REGION OF LOESS PLATEAU

半干旱區人工林地土壤入滲過程分析

International Crops Research Institute for the Semiarid Tropics

國際半干旱熱帶作物研究所(半熱作物所)

Semi-arid land ecosystems

半干旱地區生態系統