Plant tissues | Richness level | Percentage of each litter quality (%) | Litter composition |
| 1 | 100 | Sb, Lc, Af |
Leaf | 2 | 50 | Sb + Lc, Lc + Af |
| 3 | 33 | Sb + Lc + Af |
Stem | 1 | 100 | Lc, Af |
| 2 | 50 | Lc + Af |
| 1 | 100 | Sb, Lc, Af |
Root | 2 | 50 | Sb + Lc, Lc + Af |
| 3 | 33 | Sb + Lc + Af |