From: Soil carbon fluxes and balances of crop rotations under long-term no-till
Soil attribute | Soil profile (m) | |||
---|---|---|---|---|
0–0.1 | 0.1–0.2 | 0.2–0.4 | 0.4–0.6 | |
pHa | 5.1 | 4.5 | 4.5 | 4.5 |
Al (mmolc dm−3) | 0.2 | 0.7 | 0.6 | 0.8 |
Cab (mmolc dm−3) | 41 | 19 | 20 | 21 |
Mgb (mmolc dm−3) | 33 | 13 | 13 | 12 |
Kb (mmolc dm−3) | 1.9 | 1.5 | 0.6 | 0.6 |
Pb (mg dm−3) | 33 | 17 | 9 | 8 |
Sandc (g kg−1) | 108 | 100 | 84 | 66 |
Siltc (g kg−1) | 237 | 245 | 211 | 204 |
Clayc (g kg−1) | 655 | 655 | 705 | 730 |
Microporosity (m3m−3) | 0.42 | 0.41 | 0.39 | 0.41 |
Macroporosity (m3m−3) | 0.12 | 0.09 | 0.09 | 0.09 |
Bulk density (Mg m−3) | 1.32 | 1.37 | 1.29 | 1.26 |