Appendix A. Basal area, relative basal area, mean dbh, and maximum dbh of trees >2 cm dbh for the main tree species in each of the three Acer platanoides and Ailanthus altissima study sites.

Basal area, relative basal area, mean dbh, and maximum dbh of trees >2 cm dbh for the main tree species in each of the three Acer platanoides and Ailanthus altissima study sites.

本数据集统计了3个以挪威槭（Acer platanoides）与臭椿（Ailanthus altissima）为研究对象的样地中，各主要树种内胸高直径（Diameter at Breast Height，缩写dbh）大于2 cm的林木的胸高断面积（Basal area）、相对胸高断面积（relative basal area）、平均胸高直径（mean dbh）以及最大胸高直径（maximum dbh）。