From: Individual vulnerability factors of Silver fir (Abies alba Mill.) to parasitism by two contrasting biotic agents: mistletoe (Viscum album L. ssp. abietis) and bark beetles (Coleoptera: Curculionidae: Scolytinae) during a decline process
Age class
2–5 years
6–10 years
>10 years
Slope (±IC)
3.14 ± 0.101
2.62 ± 0.116
1.57 ± 0.077
Intercept
−4.11
−2.91
0.215
R 2
0.854
0.755