Analysis of air bacterium pollution in function area and sterilization effect of urban greenbelt system in Lanzhou city;

On the function of the simulated greenbelt system in removing the storm-resulted run off pollution in the urban areas;

sublanceolata, Ficus microcarpa, Ficus benjamina, Mangifera indica, Michelia alba and Elaeocarpus apiculatus grown in the Fushan urban greenbelt systems and that in the air above the greenbelt systems were measured, with their correlations analyzed.

Impacts of rapid development of urbanization on planning of urban green system;

Ecocity-aimed Planning of Urban Green System;

Landscape ecological comprehensive assessment of urban greenland system in Ningde City;

Starting with greenland system and using theories of urban ecology,ecological effect of urban vegetation in Chengdu is analyzed.

Landscape Ecological Analysis and Planning of the Green Space System in Yangling National Agricultural Demonstration Zone;

A Survey of Shantou City Green Space System;

Thinking of Green Space System Planning of Rural-urban Continuum;

Urban green land system is an important factor for the persistent development of city, and is a key factor to establish ecological city.

As the quickly development of city, the range of city green land system has been expanded step by step from garden,street to the woods,wet land, forest which is near the city,so we have to face the problem of the concept of ecology.

According to the practice of land greening in Chinese cities, design principles for green land system in city planning are put forward.