sustainability ecology

GIS will be a very useful working platform for spatial variability analysis of soil nutrients and precision agriculture and sustainability agricultural ecology .

以GIS为工作平台利用地统计学等先进方法分析区城土壤养分的空间分异特征时精准施肥、保护生态环境和优化农业生产管理有着重要的意义。图3，表1，参9。

Based on the ecology and the ecology engineering , the theory of sustainable development and the tendency are discussed , from the sustainability of ecology and the balance of development .

第二章：以生态和生态工程为引线，从生态的可持续性和发展的全面性分析，探讨了可持续发展的理论和发展趋势。

The principle of sustainability and ecology encompasses the entire lifecycle – from the selection of resources , energy-efficient creation , and a safe application up to recycling of the material .

可持续性和生态原则涵盖了产品的整个生命周期-从资源的选择，节能创造，安全的应用到材料的回收利用。

Meanwhile , it analyzes the research results and future perspectives in such field as mode and assessment criteria of urban forests sustainability and urban forest ecology .

对城市森林可持续性模式及评价标准、城市森林生态学等领域的研究成果和发展方向进行了归纳分析。