| PMN | Merkeron | ||||
| N | P | K | N | P | K |
Untreated | 0.74 | 0.24 | 1.52 | 1.07 | 0.3 | 3.69 |
250˚C | 0.75 | 0.34 | 1.97 | 0.94 | 0.35 | 4.54 |
400˚C | 0.8 | 0.57 | 2.98 |
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