2) urban ecological forest
城市生态林
1.
This paper is based on the principles phytocoenology to discuss the connotations of the concepts related to urban woody plant communities,analyze the internal associations among“forest”,“urban for- est”and“urban ecological forest”,and define the characteristics and traits of woody plant communities.
通过对城市木本植物群落相关概念认识的探讨,分析了“森林”、“城市森林”、“城市生态林”3个概念的性质特点及其内在联系,阐述了木本植物群落的特点和属性。
3) ecological forest
生态公益林
1.
Dynamical monitoring on the ecological forest stand volume in Minjiang watershed based on RS technology;
基于RS技术闽江流域生态公益林林分蓄积量的动态监测
2.
Establishment of Ecological Forest Woodland Possession Information System;
生态公益林地籍信息系统研建
4) non-commercial forest
生态公益林
1.
Analysis of management and protection patterns of non-commercial forest in Chunan County and its related questions;
浙江省淳安县生态公益林管护模式分析及相关问题
2.
Research on Environmental Benefits for Non-commercial Forest of Chun an County;
淳安县生态公益林的环境效益研究
3.
A Study on Management and Protection Patterns of Non-commercial Forest in Beijing Mountainous Area;
北京山区生态公益林管护模式研究
5) ecological public welfare forest
生态公益林
1.
Aleurites montana,the renewal and repairing wood species in ecological public welfare forests;
生态公益林更新和补植树种——千年桐
2.
Resources characteristics and construction trend for ecological public welfare forests in Zhejiang Province;
浙江省生态公益林资源特点及建设方向
3.
Study on water-holding capacity of ecological public welfare forest of different plantation;
人工生态公益林不同类型林分的持水功能比较
6) ecological forests
生态公益林
1.
The analysis for compensation necessity and criterion of ecological forests;
生态公益林补偿的必要性及补偿标准的分析
2.
Simulation of optimizing allocation in spatial patterns of ecological forests based on 3S technologies
基于3S技术生态公益林空间格局优化配置技术模拟研究
3.
In this paper, the current status of ecological forests was analyzed in Beilingshan State Forest Farm.
文章分析了北岭山林场生态公益林的现状 ,针对现有林分质量差、树种结构单一、生态功能低等问题 ,提出了其改造更新措施 ,同时就存在问题提出了生态公益林建设的今后设想和建议。
补充资料：城市生态系统 city ecosystem
在城市范围内，由生物群落及其生存环境共同组成的动态系统。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条