Treatment | N | P | K | Mg | Ca | Mn | Zn | Fe |
---|---|---|---|---|---|---|---|---|
% | mg kg-1 | |||||||
Seedling leaves | ||||||||
0% biochar + no LF | 1.74 ± 0.13b | 0.18 ± 0.05a | 1.27 ± 0.04a | 0.16 ± 0.02bc | 0.34 ± 0.01a | 73 ± 19b | 36 ± 13a | 226 ± 38a |
0% biochar + N-P-K-Mg | 2.27 ± 0.27ab | 0.19 ± 0.03a | 0.71 ± 0.09b | 0.24 ± 0.02a | 0.22 ± 0.06b | 138 ± 48a | 32 ± 2a | 185 ± 79a |
1% biochar + no LF | 2.12 ± 0.14ab | 0.19 ± 0.04a | 0.94 ± 0.34b | 0.14 ± 0.03c | 0.25 ± 0.03b | 65 ± 25b | 29 ± 15a | 262 ± 98a |
1% biochar + N-Mg | 2.30 ± 0.51ab | 0.20 ± 0.06a | 0.45 ± 0.26c | 0.22 ± 0.10a | 0.15 ± 0.05c | 66 ± 29b | 32 ± 11a | 188 ± 33a |
2% biochar + no LF | 2.19 ± 0.28ab | 0.22 ± 0.04a | 0.87 ± 0.13b | 0.13 ± 0.03c | 0.13 ± 0.03c | 9 ± 1c | 18 ± 5a | 231 ± 76a |
2% biochar + N-Mg | 2.53 ± 0.20a | 0.23 ± 0.02a | 0.44 ± 0.08c | 0.21 ± 0.04ab | 0.12 ± 0.02c | 102 ± 29ab | 29 ± 15a | 254 ± 97a |
 | Scion leaves | |||||||
0% biochar + no LF | 2.60 ± 0.46d | 0.27 ± 0.01a | 1.24 ± 0.04a | 0.39 ± 0.03a | 0.58 ± 0.09a | 47 ± 9e | 34 ± 5d | 196 ± 42a |
0% biochar + N-P-K-Mg | 3.92 ± 0.58a | 0.29 ± 0.01a | 1.12 ± 0.06a | 0.30 ± 0.08b | 0.30 ± 0.03c | 91 ± 27b | 69 ± 19ab | 174 ± 71a |
1% biochar + no LF | 2.87 ± 0.35cd | 0.31 ± 0.03a | 1.20 ± 0.25a | 0.20 ± 0.01c | 0.39 ± 0.05bc | 74 ± 12cd | 57 ± 7bc | 306 ± 139a |
1% biochar + N-Mg | 3.80 ± 0.26ab | 0.30 ± 0.02a | 0.68 ± 0.12b | 0.21 ± 0.02c | 0.46 ± 0.04b | 127 ± 13a | 78 ± 15a | 213 ± 125a |
2% biochar + no LF | 2.93 ± 0.59bcd | 0.28 ± 0.01a | 1.07 ± 0.18a | 0.22 ± 0.01c | 0.42 ± 0.05b | 68 ± 4d | 48 ± 2cd | 311 ± 85a |
2% biochar + N-Mg | 3.73 ± 0.50abc | 0.30 ± 0.03a | 0.79 ± 0.12b | 0.20 ± 0.01c | 0.41 ± 0.03b | 86 ± 7bc | 66 ± 6ab | 276 ± 42a |