People gathering in the city are the foundation of the urban diversity,and the nature of the urban diversity is the power to satisfy the need of the people.

Study on landscape ecology in city biodiversity conservation;

The discussion for landscape ecology and conversation of city biodiversity;

Based on the investigation on trees species within city greening plant communities in Xiamen, the species diversity, richness and spatial distribution pattern, present condition of the urban biodiversity, ecological structure of the gardens plant community and present condition of constructing ecological gardens were analyzed.

This paper discussed briefly the meaning and values of urban biodiversity as well as the process of development of urban biodiversity conservation,analyzed especially approaches to urban biodiversity conservation.