Official Journal of the Japan Wood Research Society
From: Intra-ring radial cracks in Sakhalin spruce (Picea glehnii) from artificial forest
 |  | Site | |||
---|---|---|---|---|---|
 |  | B | C | D | E |
Site | A |  < 0.01 |  < 0.01 |  < 0.01 | 0.17 |
B | – | 0.12 | 0.99 |  < 0.01 | |
C | – | – | 1.00 |  < 0.01 | |
D | – | – | – | 0.08 |