辽西丘陵

辽西丘陵山地主要灌木特性与保护对策

Characteristics and protection of Staple Shrub in hilly land of Western Liaoning

辽西丘陵缺水区地下水赋存规律探讨

Discussion on law of groundwater storage in water & lacked uplands of west liaoning

历史文化古城朝阳位于辽西丘陵地带的大凌河谷地，其西接华北，东连关东，是联系中原与东北的一处交通咽喉。

Historical and cultural city in western Liaoning Province , ChaoYang City is located in the foothills of the DaLing River valley , west of its North China Plain , east Kanto is to liaise with the Central Plains and Northeast of a traffic throat .

辽西干旱丘陵区竹节壕整地对造林成活率影响的研究

Studies on the effects of bamboo-shape site preparation on survival rate of afforestation in arid hilly areas in western Liaoning

辽西低山丘陵半干旱地区天然降雨雨滴特性研究初报

Study on the characteristics of raindrops of natural precipitation in semi-arid rolling country in W. Liaoning

辽西低山丘陵区聚水农业技术体系的研究

Study on Technical System of Water Harvesting Agriculture in Hilly Region of West of Liaoning Province

研究了辽西半干旱丘陵地区梯田地杏农复合系统树木遮荫面积与林龄、林带走向的关系，并利用遮荫指数和遮荫程度描述了树木遮荫作用的日变化规律以及遮荫对梯田上下部的不同影响。

The relationship between tree shading area and forest age and shelterbelt trend was studied . Using the shading index and shading extent , were described diurnal variation law and effects of shading on the upper and lower of the terrace .