更新联结度是指同一空间内一个种的成年个体群与幼龄个体群的联结度。
The regeneration interspecific association is the association between grown individuals and young ones in the same species and in the same space.
再由独占圆理论为平台，定义新的联结度指数公式、提出更新联结度的概念。
The new concept of regeneration interspecific association is put forward, the new formula of the regeneration interspecific association index is defined on the base of the monopolized circle theory.
对更新联结度的分析表明：紫椴和蒙古栎更适合于在本树种的树下更新，其它树种更适合于在非本树种的大树下更新。
The analyses result shows that tilia and Mongolian oak are suitable for regeneration under the same arboreal species and other trees is suitable under different arboreal species.
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