CCZO -- Vegetation -- Tree Survey -- Calhoun CZO -- (2014-2021)

Survey of trees within 62 15-m radius vegetation plots. Only trees with diameter at breast height (1.37m) of more than 15 cm are included in this survey. Approximately 37% of these trees were cored to estimate age of stands - those data are also included here.

本数据集涵盖了62个15米半径植被样地内树木的调查情况。仅选取胸径（1.37米处）超过15厘米的树木纳入调查范围。在这些树木中，大约有37%进行了树芯取样以估算林分年龄，相关数据亦包含在本数据集中。