From: Developing drought stress index for monitoring Pinus densiflora diebacks in Korea
Model
M1
M2
M3
M4
M5
1
0.940∗∗
0.676
0.895∗∗
0.847∗∗
0.705
0.884∗∗
0.926∗∗
0.933∗∗
0.902∗∗
0.959∗∗