A review of the studies on quantitative indexes for urban forest construction

As an important component of an urban ecological system,the urban forest has already been valued for its function of improving environment and maintaining the sustainable urban development.The quantitative standards of urban forests are becoming new indexes,which are used to evaluate the comprehensive competitiveness of cities in modern times.This article summarizes and compares the related quantitative standards of urban forests at home and abroad,such as urban forest cover rate,forest area.It can provide a certain reference to urban forest construction.