It is the basis and key to eco-environment function assess of urban forestry that constructing assess index system.

构建评价指标体系是城市林业生态环境功能评价的前提和关键。

youdao

It is the basis and key to eco-environment function assess of urban forestry that constructing assess index system.

构建评价指标体系是城市林业生态环境功能评价的前提和关键。

youdao