Present researches on productivityecology are focused on the modeling of productivity mechanism, and the regional scaling is the key of the global change modeling.
生产力机理模型是当前生产力生态学研究中的热点，而区域尺度转换是全球变化模型研究的关键问题。
2
Forest system productivity is essential feature of forest ecology system.
林业系统生产力是林业生态系统最本质的特征之一。
3
These provided scientific basic data for analyzing degree of photosynthetic rate responding the environmental factors, analyzing optimum condition of physiological ecology and improving productivity.