Average Tree Growth (DBH,Circumfrance,and BasalArea) at LTTG Sites, 1969-Present: Yearly

This data set is a collection of tree growth measurements from a large number of research plots. Each plot is either a stand control plot or has a treantment aplied to it (Fertilization, Thinning, or combination).

本数据集为来自大量研究样地的林木生长测量数据集合。每块样地要么属于林分对照样地（stand control plot），要么接受了相应处理措施，包括施肥（Fertilization）、疏伐（Thinning）或二者组合（combination）。