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- Forest ecology safety 森林生态安全
- Constructing Forest Ecosystem of Taihang Mountain plays an important role in protecting ecology safety and improving manufacturing and life environment of Campagna of North-China and the area of Beijing and Tianjin. 建设太行山森林生态体系,对华北平原及京津地区生态安全和改善老区生产生活环境十分重要。
- The simplicity of Indian ways of life has been judged an evolutionary adaptation to forest ecology. 印第安人的生活方式很简单,这被认为是对森林生态环境的进化适应。
- Making the forest ecology actuality clear is the groundwork and the thereunderof seting up the forest ecotypic province for Guangdong. 摸清广东森林生态现状是建设林业生态省的基础和依据。
- Different accounting entities of forest ecology should chose the accrual-basis or the cash-basis accounting principle, according to its own characters. 在不同的森林生态价值会计主体中应根据自身的特点分别选择权责发生制原则和收付实现制原则;
- But the forest ecology accounting must do some especial accounts in obeying some accounting principles or to obeying some new accounting principles because of its specificity. 由于其森林生态价值会计的特殊性,又必须在遵循某些原则中有些特殊的处理或者必须遵循一些新的原则。
- The suburb is located in Jinshan District stem Xiangzhen create a good soft environment, and building a park, forest ecology, cultural square, the town people's lives better. 地处远郊的金山区干巷镇营造良好的软环境,建造公园、生态林、文化广场,让小镇人们的生活更美好。
- The paper uses typical sample plot method of forest ecology to obtain field data,and the Walkley-Black acid digestion method for measuring the carbon in the forest and soil is used in this paper. 运用森林生态学典型样地法设立标准地并获取野外数据,采用重铬酸钾-硫酸氧化湿烧法测定植物、土壤中的碳。
- Stand biomass which is the foundation of researching many forestry and ecology problems is a basic quantity character of the forest ecological system. 摘要林分生物量是森林生态系统最基本的数量特征,是研究许多林业问题和生态问题的基础。
- Strengthening ecological forestry construction in order to guarantee ecological safety on the Poyang Lake regions. 加强生态林业建设保障鄱阳湖区生态安全。
- Ecologic anthropology is a highly integrated and theoretical philosophic object and target focusing on ecologic safety. 生态人类学是一门以人类的生态安全为研究对象与归宿的高度综合、高度理论化的哲理性学科。
- The specificity of forest ecology value accounting decides that it should obey the social principle, the economic and ecological efficiency principle. 森林生态价值会计的特殊性决定了必须遵循社会性原则及兼顾经济效益和生态效益原则。
- LANG K J.Linear consociation equation set model of forest ecological benefit[J].Chinese Journal of Applied Ecology,2004,15(8):1 323-1 328. [5]郎奎建.;森林生态效益的联立方程组模型的研究[J]
- Finally, research methods for rheology and mutation of ecological safety are concluded, and further problems are brought forward. 最后总结生态安全渐变和突变的方法研究,并提出进一步需要解决的问题。
- The ecological riparian zone has the features of the structure stability, landscape suitability, ecological health and ecological safety. 生态河岸带具有结构稳定性、景观适宜性、生态健康性以及生态安全性等特征。
- Thus the governments of every country often doffed the ecological safety by means of economy and administration and law. 面对日益严重的生态危机,各国政府通常强调通过经济、行政、法律手段保护生态环境。
- The government has paid special attention to the construction of forest ecological projects. 中国政府特别重视林业生态工程建设。
- 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。
- Qinghai-Tibetan Plateau has strategic position in ecological safety of China and Asian as well. But for several decade years,ecological environment is worsening year by year. 青藏高原在全国乃至亚洲的生态安全中具有战略地位,但近几十年来该地区的生态环境在逐年恶化。
- The externality theory is a basic theory of explaining economy activities and forest ecological environment problems. 摘要本外部性理论是解释经济活动与森林生态环境问题的基础理论。