Every business ecosystem has a threshold value.

The matter cycle implies that the natrual ecosystem never produces garbage.

分解者:主要指细菌、真菌等.

The highway landscape design with afforest is a main item of ecosystem with the landscape ecology.

公路景观绿化设计是利用景观生态学的思想和原理对公路的主要景观要素进行景观生态设计的一项公路绿化工程.

Vegetation restoration is the first and foremost work in the process of restoration of degraded ecosystem.

植被恢复是退化生态系统恢复与重建的首要工作.

It just data anymore, it is a information ecosystem.

它不再是了无生气的数据集合体, 而是生机勃勃的信息生态系统.

The underling mechanism of species diversity on primary production and ecosystem stability was different.

物种多样性对于生产力和稳定性的作用机制并不相同,超产和稳定性之间并不必然存在联系.

Another fundamental concept in ecology is that energy flow through the ecosystem.

生态学的另一个基本概念乃是生态系统中的能流.

The matter cycle implies that the natural ecosystem never produces garbage.

物质循环表示自然系统不会产生垃圾.

Exploiting the ecosystem also threatens human lives.

开发生态系统也威胁着人类的生命.

Lake is one relatively complete ecosystem.

湖泊是一个相对完整的生态系统.

Dongting Lake area is a typical fragile lake-land ecotone.

洞庭湖区是典型的水陆生态交错脆弱带,也是全球重要湿地之一.

Computer simulation of water movement and heat transfer in groundwater-soil-vegetation-atmosphere continuum at oasis-desert ecotone.

绿洲 - 荒漠交错带潜水 - 土壤 - 植被 - 大气连续体水热传输模型研究.

The lack of sustainability highlights the need for small scale, slow growth, and locally based ecotourism.

由于缺乏稳定性,所以更需要小规模, 慢增长及基于当地的生态旅游.

This paper considers ecotourism a high stage of tourism, and provides a new pespective on ecotourism.

本文认为生态旅游是旅游发展的高层次阶段, 讨论了生态旅游的内涵和有关概念.

The significance of ecotourism certification plays a more and more important role in ecotourism.

摘要随着生态旅游的发展,生态旅游认证的作用体现得越来越重要.

The Ecotourism Training Centre Swings Into Action!

生态旅游训练中心)-动起来!

Rural ecotourism tourism is a new form of rural tourism.

乡村生态旅游是一种新型的乡村旅游形式.

Ecotourism programs minimize the adverse effects of traditional tourism on the natural environment.

生态旅游项目能把传统旅游对自然环境的负面影响降到最小程度.

Ecotourism though Rapidly developing new tourism product is, there exist many problems at present.

摘要生态旅游是目前迅速发展的旅游新产品, 但在实际开发中存在许多问题.

Ecotourism , the key to sustainable development.

2002年:经济旅游 —— 可持续发展的关键.

Therefore , sustainable development should become the direction to Honghu wetland ecotourism.

洪湖湿地生态也面临一些生态问题,影响了湿地生态旅游的开展.