1) oess hilly-gully area
黄土丘陵沟壑区第三副
1.
Stage small experimental watershed at middle reaches of the Yellow River in the third auxiliary district of the loess hilly-gully area, explains the guiding principle for future development of the agricultural resources, and raises countermeasures for strengthening their integrated development.
本文分析总结了黄土丘陵沟壑区第三副区、黄河中游第四期试点流域──庄浪县榆林沟农业资源开发向市场经济转化的条件及资源开发现状、阐述了今后农业资源开发的指导思想，提出了加强农业资源开发的对策措施。
2) No.1 sub region of gullied rolling loess plateau
黄土丘陵沟壑区第一副区
1.
The paper analyzed and studied the regional geography, landforms, hydrological characteristics, soil erosion characteristics and the cause of soil erosion on the basis of investigation, experiment and observation on large scale in the No.
在对黄土丘陵沟壑区第一副区进行大量的观测、试验和调查的基础上，分析研究了其区域地理地貌、水文特性、土壤侵蚀特征以及水土流失状况。
3) loess hilly-gully region
黄土丘陵沟壑区
1.
Characteristics of vegetation with natural restoration in removal lands in loess hilly-gully region and the relationship between the characteristics and soil environment;
黄土丘陵沟壑区退耕地自然恢复植被特征及其与土壤环境的关系
2.
Relationship between adjustment of watershed landscape pattern and benefits of runoff and sediment reduction on loess hilly-gully region;
黄土丘陵沟壑区流域景观格局调控与减水减沙效益
3.
Retrieving evapotranspiration of small watershed in loess hilly-gully region based on remote sensing image:taking Weigou Watershed as a case study;
黄土丘陵沟壑区小流域蒸散发的遥感估算——以静宁县魏沟流域为例
4) loess hilly and gully region
黄土丘陵沟壑区
1.
Dynamic changes of soil moisture in loess hilly and gully region under effects of different yearly precipitation patterns.;
黄土丘陵沟壑区不同降水年型下土壤水分动态
2.
Land potential evaluation in loess hilly and gully regions——taking Gezhen er watershed in Zhongyang County, Shanxi Province as example;
黄土丘陵沟壑区土地潜力评价研究——以山西省中阳县圪针耳流域为例
3.
Soil heat and response of vegetation growth in the loess hilly and gully region:a case study of Yangou Catchment
黄土丘陵沟壑区农林草地土壤热量状况及植被生长响应——以燕沟流域为例
5) Loess hilly region
黄土丘陵沟壑区
1.
Research on characteristics of soil potassium of artificial farmland in loess hilly region;
黄土丘陵沟壑区人工农田土壤钾素特征研究
2.
The landscape of the Loess Hilly Region of China is very complex,with soil water conditions greatly varied.
总体来说,在黄土丘陵沟壑区,由于环境条件的影响,物种生态位重叠相对较低。
3.
Sampling lines were selected and fixed in Zhifanggou watershed of Loess hilly region and the bird species and its diversity were investigated and analysed.
在黄土丘陵沟壑区的纸坊沟流域选择固定样线,调查分析了鸟类的种类和多样性。
6) loess hill and gully area
黄土丘陵沟壑区
1.
Study on the Town Space Developing Mode and Exploring Strategy of Northern Shaanxi s Plain-valley-city in Loess Hill and Gully Area;
陕北黄土丘陵沟壑区川谷型城镇空间扩展模式及其开发策略研究
2.
The characteristics of soil anti-sourability and disintegration rate under different landuse types were studied in Ansai County located in the loess hill and gully area.
对黄土丘陵沟壑区安塞县不同土地利用类型的土壤抗冲性和崩解速率特征进行了测试。
3.
This paper aims to explore the way to find the species combination for the vegetation restoration on the abandoned filed in the loess hill and gully area.
为了探究加速黄土丘陵沟壑区退耕地植被恢复过程的人工物种干扰措施如物种选择与搭配的科学依据,利用TWINSPAN分类方法对33个自然恢复的退耕地样方进行分类,得出退耕地在40 a内主要经历了5个群落演替阶段,分别为猪毛蒿群落、赖草群落、达乌里胡枝子+长芒草群落、铁杆蒿群落和白羊草群落。
补充资料：三副
1.指三种毛笔，即栗尾﹑枣核﹑散卓。 2.船员的职务名称。次于二副，一般掌管航用仪器﹑图书等，航行时轮流值班驾驶。
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