dense sky cover

用法例句

Economic benefit dynamics of carbon sequestration by forest trees in Miyun watershed.;

密云集水区森林树木固C动态经济效益研究

Study on Non-commercial Forest Compensation in Miyun Watershed;

密云集水区公益林补偿研究

Study on the Cooperative Response of Precipitation and Runoff in Banchengzi Reservoir of Miyun in Beijing Since 17 Years

北京市密云集水区半城子水库近17年降水量与径流量协同响应研究

The Study on the Water Consumes by Water Conservation Forest in Miyun Reservoir Watershed;

北京密云水库集水区水源涵养林耗水规律研究

Ecological Health of Forest Landscape for Water Resource Conservationin Miyun Reservoir Watershed Areain Beijing

北京密云水库集水区森林景观生态健康研究

Spatial structure of Robinia pseudoacacia plantation in Miyun Reservoir Watershed of Beijing

北京密云水库集水区刺槐人工林空间结构分析

Forest canopy interception of different tree species of protection forest in Miyun Reservoir watershed

密云水库集水区防护林不同树种林冠截留研究

Soil Erosion Control Mechanism and Modeling of Forest for Water Resource Conservation in Miyun Reservoir Watershed Area in Beijing;

北京密云水库集水区水源保护林土壤侵蚀控制机理与模拟研究

Close-to-nature Analytic and Management Pattern of Headwater Protection Forest in the Watershed of Miyun Reservior in Beijing

北京密云水库集水区水源保护林近自然分析与经营模式

Studies on Spacial Threshold of Soil Loss Torelance in Beijing Catchment of Miyun Reservior

密云水库北京集水区允许土壤流失空间阈值研究

Studies on Sustainable Development and Discussion on It s Countermeasures in Miyun Reservoir Watershed Area;

密云水库集水区可持续发展评价及其调控对策研究

The Shrubbry Structure Character of Vitex Negundo and Initiate Natural Management Pattern in the Watershed of Miyun Reservior in Beijing;

密云水库北京集水区荆条灌丛结构特征与近自然经营模式

Study on Characteristics of Soil Erosion Spatial Distribution in Beijing Catchment of Miyun Reservior

密云水库北京集水区土壤侵蚀空间分布特征研究

Investigation of Farming Household s Income in the Periphery District of Miyun Reservoir Based on PRA;

密云水库周边地区农户收入调查研究

Risk of Phosphorus Loss in the Watershed of Miyun Reservoir;

密云县境内密云水库上游地区磷流失危险性评价

Simulation Studies on the Sloping Land Soil Erosion of Miyun Reservoir Surrounding;

密云水库周边地区坡地土壤侵蚀模拟研究

Investigation and Analysis of Non-point Source Pollution in Mi Yun Reservoir of Beijing;

北京市密云水库库区非点源污染分析研究

STRATEGY FOR THE SUSTAINABLE DEVELOPMENT IN MIYUN RESERVOIR BASIN;

北京密云水库地区可持续发展模式研究

The Effectiveness of Bringing Caojialu Drainage Area near Miyun Reservoir under Ecological Control

密云水库源区曹家路流域生态治理效果分析

Preliminary Study on Soil Moisture Dynamics in the Experimental Area of Water Conservation Forest in the Upper Stream of Miyun Reservoir

密云水库上游水源保护林试验示范区土壤水分动态初步研究