Fig. 2

The percent growth changes (PGC) of sample trees and control trees and their differences for Ulmus laciniata, Fraxinus rhynchophylla, and Juglans mandshurica in different years
The percent growth changes (PGC) of sample trees and control trees and their differences for Ulmus laciniata, Fraxinus rhynchophylla, and Juglans mandshurica in different years