1.
Analysis of Population Characteristics of Ulmus Pumila Sparse Forest in Hunshandake Sandy Land;
浑善达克沙地榆树疏林榆树种群特征分析
2.
Study on the Age Structure of Ulmus pumila L.var.Sabulosa Population in Hunshandake Sand Land
浑善达克沙地沙地榆种群年龄结构研究
3.
Research on the Population Ecological Adaptability of Ulmus Pumila Var. Sabulosa in Hunshandake Sandland
浑善达克沙地榆种群生态适应性研究
4.
The Investigation about Relationship between Ulmus Pumila Distributing and Ground Equation in Otingdag Sand Land
浑善达克沙地榆分布与地面因素关系的研究
5.
IMPACTS OF HUMAN DISTURBANCE ON ELMS-MOTTE-VELDT IN HUNSHANDAK SANDLAND
人为干扰对浑善达克沙地榆树疏林的影响
6.
Studies on Regenerationt of Grassland with Sparsed Elm in Keerqin Sandy Land
科尔沁沙地榆树疏林草原及其封育更新研究
7.
Ecophysiological Adaptive Strategies of Elm (Ulmus Pumila L.) in Hunshandak Sandland
浑善达克沙地榆树的生理生态适应对策
8.
Dynamics,Patterns and Structure of Major Population in Ulmus pumila var. sabulosa Sparse Forest in Hunshandake Sandland
浑善达克沙地榆树种群结构、格局及动态研究
9.
Research of Eco-Economic Forestry Shelterbdlt System of Maowuxu in Yulin Sandy
毛乌素沙地榆林沙区生态经济型防护林体系研究
10.
Species Diversity and Arbor Population Distribution Pattern of Ulmus Pumila L Scattered Grassland of Horqin Sand
科尔沁沙地榆树疏林草地物种多样性及乔木种群空间格局
11.
Application of RAPD in the Study of Genetic Diversity and Systematics of Ulmus pumila var.sabulosa;
RAPD在锡盟沙地榆遗传多样性及系统学研究中的应用
12.
Soil Quality Evolvement Mechanism of Sand-Fixing Forests in the Area of Yulin in Maowusu Sandland;
榆林毛乌素沙地固沙林地土壤质量演变机制
13.
Study on the Technical Regulations for Pollution-Free-High-Yield Cultivation of Sand Pepper;
榆林沙地辣椒无公害丰产栽培技术规程研究
14.
Research on Models and Benefit of Agroforestry Ecosystem Management in Yulin Sandy Land;
毛乌素榆林沙地农林复合经营模式与效益研究
15.
The Study on Construction Principles and Methods of Forest Park in Sandy Areas of Yulin
榆林沙地型森林公园营建理念与手法初探
16.
Status of Wetland in Yulin:Protection and Utilization Strategies
榆林沙区湿地现状和保护利用对策研究
17.
Studies on Characteristics of Trees and Grass Ulmus Pumila L.var.sabulosa Woodland of Sanggendalai in Hunshandake Sandy Land
浑善达克沙地桑根达来地区榆树疏林林草特征的研究
18.
That implied elm trees may play an important role on the accretion and fixation of sand dunes.
这表明榆树对当地沙丘的形成和固定起主要作用.