Dendroclimatic analysis of white pine (Pinus strobus L.) using long-term provenance test sites across eastern North America

Forest Ecosystems

Table 6 Spearman rank correlation coefficients reflecting the sensitivity of the first principal component (PC1) loadings of the provenances at each test site with bioclimatic parameters of provenance origin location

Bioclimatic parameter	Wabeno, WI	Manistique, MI	Pine River, MI	Newaygo, MI	Turkey Point, ON	Ganaraska, ON	Orono, ME
1. AMT	− 0.281	−0.067	− 0.528*	− 0.187	0.286	0.240	0.028
2. MDR	0.209	0.363	0.456	−0.203	0.734*	0.112	0.315
3. ISO	−0.429	−0.764*	− 0.154	0.441	− 0.154	0.105	0.252
4. TSCV	−0.270	−0.582*	− 0.396	0.308	− 0.650*	−0.196	− 0.161
5. TWP	0.168	0.418	0.478	−0.182	0.664*	0.203	0.308
6. TCP	0.080	− 0.236	−0.099	0.182	0.629*	0.301	0.091
7. TAR	−0.269	− 0.347	− 0.190	0.260	− 0.856*	−0.225	− 0.140
8. TWetQ	−0.427	− 0.768*	− 0.195	0.298	− 0.182	− 0.014	0.221
9. TDQ	− 0.275	− 0.538*	− 0.412	0.287	− 0.650*	−0.196	− 0.161
10. TWarmQ	−0.179	− 0.044	− 0.462	− 0.168	−0.573*	− 0.350	− 0.427
11. TCQ	0.033	−0.286	−0.648*	− 0.266	−0.175	− 0.524*	−0.287
12. AP	−0.176	0.088	−0.407	−0.147	− 0.657*	−0.287	− 0.441
13. PWP	0.052	−0.121	−0.637*	− 0.301	−0.189	− 0.566*	−0.308
14. PDP	−0.234	0.099	−0.363	−0.147	− 0.713*	−0.245	− 0.420
15. PSCV	0.003	−0.341	−0.566*	− 0.119	0.140	− 0.462	−0.014
16. PWetQ	−0.264	0.033	−0.418	−0.140	− 0.713*	−0.189	− 0.413
17. PDQ	0.444	0.781*	0.242	−0.329	0.452	0.144	−0.161
18. PWarmQ	−0.412	−0.569*	− 0.344	0.210	− 0.706*	−0.252	− 0.056
19. PCQ	−0.327	− 0.692*	−0.313	0.266	−0.587*	− 0.280	0.056

Note: Full name and definitions of bioclimatic parameters are presented in Table 3. Significant Spearman rank correlation coefficients are highlighted with an asterisk and bold font