Survey data of Pinus massoniana plantations at Tiantai Mountain Forest Farm in Hong’an County

Basic information on forest growth is obtained through field measurements of each tree; The spatial structure data is calculated based on the positioning of each tree and combined with survey data; Functional trait data is obtained through indoor measurement and laboratory analysis based on sample collection of individual leaves, branches, and roots of plants; Productivity data is collected through familiarization and obtained using an annual ring analyzer; Soil data is based on stratified sampling of sample plots, and physical properties are determined using the ring knife method.

Chemical properties are obtained through soil sample collection, processing, and laboratory analysis. The provided data table includes labels, meanings, units, etc.