| Mixed forest (oxisol) | Caatinga toposequence (podzolized sands) | ||||
Parameter | _____________________ | ___________________________________________ | ||||
| Cg | Oa | El | Ms | Ps | Rm |
Habitat | Hills | Hills | Valley | Slopes | Mounds | Mounds |
Thickness (μm) | 249 | 310 | 210 | 714 | 961 | 627 |
Density (g∙cm−3) | 0.43 | 0.46 | 0.44 | 0.32 | 0.3 | 0.44 |
Fiber/Protein (kg∙kg−1) | 1.41 | 3.33 | 3.07 | 5.46 | 7.42 | 3.81 |
C/N (kg∙kg−1) | 29 | 35 | 32 | 54 | 72 | 85 |
δ15N (‰) | −0.8 | −0.1 | −1.73 | −6.3 | −9.7 | −9.4 |
Y(0) (MPa) | −1.3 | −1.5 | −1.4 | −1.1 | −2.0 | −1.9 |
Y(field) (MPa) | −1.1 | −1.5 | −1.2 | −1.1 | −1.4 | −1.5 |
δ13C (‰) | −28.5 | −32.3 | −29.4 | −28.3 | −29.5 | −29.8 |