In the natural world, increased biodiversity is closely correlated with higher whole-system productivity.
在自然界,生物多样性的增加与整个系统更高的生产力密切相关。
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。
This paper gives the purposes and necessity of estimation of forest system productivity;
为此提出了对林业系统生产力量化的必要性、目的和意义;
应用推荐