Primary Establishment of EWE Model in Caohai Nature Reserve

• 来源期刊: 气象与环境研究：英文版
• 学科: 生物学
• 年，卷（期）: 2011,（7）
• 页码范围: 1-4
• 页数: 4页
• 分类号: Q958

摘要

According to environmental data,Ecopath with Ecosim (EWE) model can quantitatively describe the energy flow in the production and consumption of function components of system by using trophodynamics,and accurately assess the biomass and stable state of aquatic ecosystem.In the paper,the basic principle and parameters of EWE model were introduced firstly,and the relationship between Q/B (the important parameter of EWE model) and basic life indices of fish was discussed,then the current study and typical r...