Table 10 Proportion of the heartwood blocks in each durability class, for the Kinleith, Mangatu, and Rotoehu Forest tree discs, according to European standard EN 350–1 ([1994]) after decay testing with the brown-rot ( C. puteana ) fungal culture
From: Variation in the wood properties of coast redwood trees in New Zealand
Durability class | Proportion of heartwood blocks (%) | |||
|---|---|---|---|---|
Kinleith 0 m height | Kinleith 6 m height | Mangatu 0 m height | Rotoehu breast height | |
1 - Very durable | 29 | 41 | 38 | 12 |
2 - Durable | 43 | 18 | 18 | 14 |
3 - Moderately durable | 21 | 18 | 22 | 26 |
4 - Slightly durable | 7 | 9 | 16 | 24 |
5 - Not durable | 0 | 14 | 6 | 24 |