Incubation days | NaHCO3 | NaOH | HCl | TP add up | ashTP | residue |
7 | 44 a | 244 a | 160 a | 448 a | 557 a | 109 a |
15 | 38 a | 250 a | 145 a | 433 a | 557 a | 124 a |
30 | 44 a | 213 a | 148 a | 406 a | 557 a | 151 a |
45 | 52 a | 244 a | 155 a | 451 a | 557 a | 106 a |