Based on lots of data, from the view of environment and hydrology, this paper analyzes the hydrologic effect of the woods system, and demonstrates the necessity, probability and availability of the green project in the plain under the condition of fragile environment, then gives a way for implementation and puts forward problems.

The resources and practices of plain afforestation are the basis of functional effectiveness,and the efficiency of its functions is the embodiment of afforestation resources and practices.

After analysis on current situation, advantages and problems in plain afforestation construction in Sanmen, Zhejiang province, countermeasures, target and distribution of plain afforestation were offered based on ecological development plan of Zhejiang.

Henan plain afforestation is in the lead in plain forestry development of our country.

Discussion on landscape engineering around a highway and computation of construction cost;

North-South mountains landscape engineering is the majoy ecological construction project,which is authorized by State Planning Commission.

Determination of the cost of urban greening project;

Research on the Fuzzy Comprehensive Evaluation of the Quality of Urban Greening Projects;

This paper probes into the design and maintenance of greening project of superhighway from aspects of the landscape architecture, operational management, and forest insect control, etc.

Check and acceptance to freeway afforestation project is an important part of freeway af-forestation quality supervision.