1.
Dynamic characteristics of leaf area index and allocation characters of ecological resources for different yielding spring maize populations.
春玉米不同产量群体叶面积指数动态特征与生态因子资源量的分配特点
2.
Human Resource Niche Concept Limits and the Factor Surveys;
人力资源生态位概念界定及因子测算
3.
Research on Capacity of Resources Space in Forest Ecotourist Areas--the Case of Wulingyuan Tianzishan Scene
森林型生态旅游地资源空间容量研究——以武陵源天子山景区为例
4.
Quantitative evaluation of the three - river source area ecosystems tourism resources
三江源区生态旅游资源的定量评价
5.
Study on the Natural Value of the Forest Ecological Resources in Mount Jiugong;
九宫山森林生态资源自然价值量研究
6.
AN ANALYSIS OF ECO ENVIRONMENTAL QUALITY CONDITIONS OF CHINA S LAND RESOURCES;
中国土地资源生态环境质量状况分析
7.
STUDY ON THE QUANTITY OF WATER RESOURCES AND THE WATER QUANTITY FOR ECOSYSTEM USE IN WATER RESOURCES PROGRAMMING;
关于水资源规划中水资源量与生态用水量的探讨
8.
A quantitative analysis of ecotourism impacts on forest resources.
生态旅游对森林资源影响的计量分析研究
9.
Ecological & Environmental Water Requirement and Water Resources Reasonable Allocation for Region;
区域生态环境需水量与水资源合理配置
10.
Appraisal of the Eco-environment Quality and Resources Utilization of Opencast Coal Mine Area;
露天矿区生态环境质量与资源利用评价
11.
Study on Water Requirement of Eco-Environment and Carrying Capacity of Water Resource in the Western Jilin Province;
吉林西部生态环境需水量与水资源承载力研究
12.
Ficus Species Resources in Xiamen, and Energy Ecology of Some Species;
厦门榕属植物资源及一些种的能量生态学研究
13.
The Resource Assessment and Environmental Capacity Analysis of Mountainous Area;
山岳型生态旅游区资源评价与环境容量分析
14.
The Quantity Evaluation and Regional Division Study of Natural Eco-tourism Resources in Shanxi;
山西自然生态旅游资源定量评价和区划研究
15.
Quantitative Analysis and Simulation of the Relationship between Resource Allocation of Root and Plant Aboveground Morphologic Features of the Wild Bupleurum Chinense
野生北柴胡根资源量与地上植株形态关系研究
16.
Study on urban water resources and ecological water requirement based on GIS
基于GIS的城市水资源与生态需水量的研究
17.
Characters and Influencing Factors of Cultivated Land Resource Ecological Security in China;
我国耕地资源生态安全的特征与影响因素分析
18.
Effects of Ecological Factors on Raffinose Content in Soybean Seed
大豆子粒棉子糖含量与生态因子的关系