Assessment on soil conservation value of the returning farmland to forestland and grassland project based on GIS and RS:Taking the Simianyaogou Watershed of Wuqi,Shaanxi as the example

The forest resources are important contents in green GDP accounting,the soil conservation is one of its most important environmental service functions,focal point and difficult point in green GDP accounting too.

The paper reported the technological process and management countermeasures to keep water clean for seed-rearing of Penaeus orientalis.

Analysis of soil and water conservation in value of ecology——The soil and water conservation planning in Nan′an district;

Comprehensive use of environment protection and soil and water conservation project for Yixing Pumped Storage Power Station;

On strategic aim and some suggestions about development of water and soil conservation;

Water and soil conservation and ecology repairing of The thousand mountain areas of An'shan;

Monitoring and assessment of mid-construction period water and soil conservation for Baise Multipurpose Dam Project;

The environment protection and conservation of water and soil in Ni erji water conservancy project;

Part of iron ore enterprises exploit in disorder and bring about a serious harm to conservation of water and soil and eco- logical environment.

The article has emphatically elaborated the conservation of water and soil in highway construction,and after analyzing the causes and characteristics of soil erosion and considering the actual situation,put forward some measures to prevent soil erosion in the highway construction in Shanxi Province.