1) Hilly Semi-Arid Area in Northeast China
东北丘陵半干旱区
2) hilly semi-arid area
丘陵半干旱区
1.
Quantitative evaluation of land resources of small watershed in hilly semi-arid area of China;
丘陵半干旱区小流域土地资源定量化评价研究
2.
The purpose of the study is to explore the soil infiltration and runoff generation characteristics of small watershed in hilly semi-arid area of North China,Which can not only provide scientific basis for soil and water loss harness,but also for raising the rainwater use rate and rainwater use efficiency.
为了探索我国丘陵半干旱区小流域入渗产流规律,为该地区雨水径流集蓄利用和区域生态环境治理提供依据,通过人工模拟降雨和自然降雨入渗产流试验,对小流域坡耕地、林地、草地和荒地的降雨入渗产流特征进行了系统研究。
3.
According to the investgating and surveying data of the gullies,Using the methods of the information entropy of the gully vertical profile,the main-element analysis and the cluster analysis,thegullies in hilly semi-arid area of China were divided into three types,i.
应用沟壑纵剖面信息熵、主成份分析、聚类分析等方法 ,将丘陵半干旱区沟壑分为初期“V”型发展沟 ,中期“U”发展沟、后期扩展“”型稳定沟三大类。
3) hilly-gully regions on the Loess Plateau
丘陵干旱区
4) Semiarid loess hilly region
半干旱黄土丘陵区
1.
Study on the characteristics of water physiological ecology of seabuckthorn and the communities in the semiarid loess hilly region;
半干旱黄土丘陵区沙棘的水分生理生态及群落特性研究
2.
Photosynthetic characteristics of Hippophae rhamnoides L. and its influence factors in semiarid loess hilly region;
半干旱黄土丘陵区沙棘的光合特性及其影响因子
3.
According to the observed data at Ansai in 1998,stomatal movement of seabuckthorn adapting habitat of Semiarid Loess Hilly Region were studied.
依据 1 998年在半干旱黄土丘陵区安塞的观测资料 ,对沙棘适应该地区生境的气孔运动进行了分析研究。
5) simiarid loessal hilly and gully regions
半干旱丘陵沟壑区
1.
Based on analysis of agricultural resources characteristics in the simiarid loessal hilly and gully regions in Dingxi of Gansu Province, the paper focuses on the discussion of the establishment of resources saving agrotechnical systems, present sitcuation of their development, and role they play.
在分析以定西为代表的半干旱丘陵沟壑区农业资源特征的基础上，着重讨论了资源节约型农业技术的定界及其发展现状和作用，阐述了集水补灌等资源节约型农业技术持续发展的方向，以便为同类地区农业高效发展提供调控依据。
6) semi arid hilly area
半干旱山地丘陵区
1.
The natural and social economy condition of eco agriculture system in semi arid hilly area (gving Helin county Shengliying village as an exanple) is analysised,the quastion and developing potentiality that existe in systems struction and function are discussed,and the countermeasure of developing eco agriculture ststem in different area with different application is put forwards in the paper.
以和林县胜利营乡为例分析了半干旱山地丘陵区生态农业系统的自然、社会经济条件 ,探讨了本系统结构、功能中存在的问题和发展潜力 ,并分地区、分用途区提出了发展该生态农业系统的对策 。
补充资料：东北人民自卫军(见东北军区)
东北人民自卫军(见东北军区)
Northeast People's Self-Defense Army
黔勺eLR望份驴we衬un不月L八比曰卫乐(Northeast PeoPle’ssel卜DefenseA肋y)见东北军区。
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