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Table 5 Spearman rank correlation between the frequency of tree appearance and seasonal climatic variables

From: Climate change evidence in tree growth and stand productivity at the upper treeline ecotone in the Polar Ural Mountains

 

Forest type

Treeline

Open forest

Closed forest

Larch

Spruce

Larch

Spruce

Larch

Spruce

Temperature

 Growth period (5–8)

0.93*

0.55

0.57

0.33

−0.55

− 0.28

 Dormant period (p9–4)

0.51

0.19

0.54

−0.01

0.13

0.32

Precipitation

 Growth period (5–8)

0.78*

0.73*

0.51

0.67*

− 0.30

−0.11

 Dormant period (p9–4)

0.86*

0.71*

0.60

0.63*

− 0.46

−0.16

  1. *N = 11, p < 0.05