1.
The types of ecological systems and perspective analysis of the Hutuo River wetland;
滹沱河湿地生态系统类型及景观分析
2.
Landscape Types and Characteristics of the in the Upper Reaches of the Yalong River
雅砻江上游景观生态系统类型及特点
3.
THE MAIN TYPES AND TRENDS OF THE ECOSYSTEMS IN THE PEOPLE S REPUBLIC OF MONGOLIA;
蒙古人民共和国主要生态系统类型及动态
4.
A Brief Analysis of the Roles that Forest Reserves Play in the Construction of New Rural;
森林生态系统类型自然保护区对新农村建设作用的探讨
5.
Agro-forestry and grass combined ecosystem types and optimized model design in Anjiagou river basin
安家沟流域农林草复合生态系统类型及模式优化设计
6.
Analysis on the Types and Stability of Industrial Ecosystems (IES)
工业生态系统（IES）的类型及稳定性分析
7.
The Evaluation of the Forest Ecosystem Services for Nature Reserve;
森林类型自然保护区生态系统服务价值评估
8.
Mathematic models of two types of representative industrial ecosystems and comparative study;
两类典型产业生态系统的建模及比较研究
9.
Mechanism of Mans Behavior on Eco agriculture With Commodity;
商品型生态农业循环系统中的人类行为机制
10.
Study on the Classification of Land Ecosystem in the Yellow Soil Plateau;
黄土高原地区土地生态系统基本类型研究
11.
A limit Theorem of an Eco-evolution System and its Application
一类生态系统演化模型的极限定理及其应用
12.
Primary Production of the Aquatic Ecosystem of the Nanhu Lake in Changchun Ⅱ --eriphyton and Macrophyte
长春南湖水生生态系统的初级生产Ⅱ——附生藻类与大型水生植物
13.
Ecological Effects of Macroalgae and Filter-Feeding Bivalve in Fish Culture;
大型海藻和滤食性贝类在鱼类养殖系统中的生态效应
14.
All these patterns of agriculture operate within the context of the global ecosystem.
所有这些农业类型，都在全球生态系统的范围内产生作用。
15.
The Strategy Differences of Three Dimensions of Niche Enterprises in Business Ecosystem
商业生态系统不同缝隙型企业三维度的战略差别——基于苏宁商业生态系统的聚类研究
16.
The people's governments at various levels shall take measures to protect regions representing various types of natural ecological systems, regions with a natural distribution of rare and endangered wild animals and plants, regions where major sources of water are conserved,
各级人民政府对具有代表性的各种类型的自然生态系统区域，珍
17.
These species are widely located in various transitional terrestrial and amphibious eco-systems.
这些物种广泛分布于陆地和水陆过渡的各种类型的生态系统中。
18.
The Research of Soil Animal Community with Different Land Uses in Urban Ecosystem;
城市生态系统中不同土地利用类型土壤动物群落学研究