ecological agricultural model

基本解释

Secondly, it adopts the gray system model and the system dynamics model for ecological agricultural structure optimize research.
然后采用灰色系统中的灰色关联度分析和系统动力学模型相结合的方法进行生态农业结构优化研究。
Considering about the agricultural sustainable development, the irrigation benefit, grain yield and ecological contribution are selected as the objective function in this model.
考虑到农业的可持续发展，此次模型的目标函数为灌溉效益、粮食产量和生态贡献。
As a special zone of eco-environment, there are some obvious characters of transition in term of the agricultural ecological model, the composition of flora, cultural structure and economic state.
区域的植被区系、农业生产方式、农业生态模式乃至文化结构与经济形态等都具有明显的过渡特征，是我国生态环境条件比较特殊区域。