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Chemical characteristics of soil at the time of sampling rhizospheres.
| pH (H2O) | Organic C (g kg−1) | Total N (g kg−1) | Available N (mg kg−1) | NH4-N (mg kg−1) | NO3-N (mg kg−1) | Truog P (mg kg−1) | Ex-K2O (mg kg−1) | Ex-CaO (mg kg−1) | Ex-MgO (mg kg−1) | CEC (meq kg−1) | PACa |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 5.9 | 29 | 2.5 | 73.4 | 10.3 | 9.3 | 105 | 365 | 1830 | 544 | 185 | 1639 |
phosphate absorption coefficient.
