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- The regional ecological system is fragile. 区域生态系统脆弱。
- The protection of the ecological system was further enhanced. 生态环境保护力度加大。
- Economic Growth and Ecological System: Balance or Both Winning? 经济发展与生态维护:权衡抑或双赢?
- agriculture ecological system 农业生态系统
- The tourist ecological system which has reached the acme of perfection sufficiently presents the coloring of life. 尽善尽美的旅游生态系统充分展现生活色彩。
- Importance will be attached to the protection of the existing ecological system in wetlands and development of artificial wetland as appropriate. 重视保护现有湿地生态系统，在适宜地区建设人工湿地。
- The complex and varied terrains and landforms as well as the unique type of ecological system have created a natural paradise for biodiversity. 复杂多样的地形地貌和特殊的生态系统类型，为生物多样性营造了天然乐园。
- Then, the relation between geomorphology and natural hazard are discussed, suggested that the regions with steep slope, heavy rainfall, and loess are the weak agriculture ecological regions in Baoji. 继而论述了地貌与农业自然灾害的关系，指出坡度陡、降雨强度大和黄土分布相结合的部位是农业生态脆弱的地段。
- Of the ten national-level and provincial-level nature reserves, most belong to the primeval forest ecological system. 还有十多个国家级和省级的自然保护区，其中不少是原始森林生态系统。
- The subsistent human beings in actuality are those who are experiencing life in an ecological system. 现实生存的人是在生态系统中从事着生命体验活动的人。
- Effects of manual controlling techniques on complex agricultural ecology system in the north agricultural region 人控技术切入对北方农区农业复合生态系统影响分析
- But the truth is that it is energy that makes the world go round. Energy is the currency of the ecological system. 但事实上,是能量驱使世界运转。能量是生态系统的媒介。
- Wetlands are critical to any ecological system, but particularly one which is as extensive and diverse as the Mekong River Basin. 湿地是不可或缺的生态系统，尤其是广泛富饶的湄公河流域。
- The tourist ecological system which has reached the acme of perfection.sufficiently presents the coloring of life. 尽善尽美的旅游生态系统充分展现生活色彩。
- Abounding in resources of wetland ecological system, east Dongting Lake enjoys a promising prospect of eco-tourism. 东洞庭湖湿地生态系统资源丰富,开展生态旅游前景广阔。
- The different features of geological and agriculture ecology en vironment de cided obstructive factors and bring under control countermove of low yield field . 不同的地质环境和农业生态特征决定低产田的障碍因素和治理对策。
- The ecology system will be broken if too many trees were felled. 过度砍伐树木会破坏生态系统。
- Traditional agriculture ecological thought 传统农业生态思想
- Research on Phosphorus Ioad from Agricultural Ecology System in Purple Soil of Middle-Sichuan by NPS Way and the Environmental Effects 川中丘陵区农业非点源磷输出及其环境效应
- Agriculture ecological environment 农业生态环境
