Treatments | Leaf dry mass g plant−1 | Leaf area cm2 plant− 1 | Chlorophyll mg m− 2 | Na g m− 2 | Ka g m− 2 | |
---|---|---|---|---|---|---|
N0 | K0 | 3.16 ± 0.18 bCa | 602 ± 36 cB | 146.9 ± 1.5 aB | 1.14 ± 0.02 aC | 1.05 ± 0.05 bA |
K120 | 4.52 ± 0.11 aC | 859 ± 47 bC | 125.2 ± 8.9 bB | 1.02 ± 0.01 bC | 1.10 ± 0.01 bA | |
K180 | 4.86 ± 0.15 aB | 942 ± 48 aB | 118.1 ± 1.3 bB | 1.01 ± 0.03 bC | 1.17 ± 0.01 aA | |
N180 | K0 | 5.04 ± 0.18 bB | 1114 ± 65 cA | 155.6 ± 6.1 aB | 1.34 ± 0.04 aB | 0.88 ± 0.02 cB |
K120 | 5.85 ± 0.17 aB | 1297 ± 77 bB | 143.6 ± 5.9 abA | 1.27 ± 0.03 bB | 0.96 ± 0.02 bB | |
K180 | 6.11 ± 0.22 aA | 1553 ± 132 aA | 140.4 ± 6.4 bA | 1.25 ± 0.10 bB | 1.06 ± 0.04 aB | |
N270 | K0 | 8.06 ± 0.21 bA | 1220 ± 145 bA | 175.8 ± 3.7 aA | 1.45 ± 0.05 aA | 0.77 ± 0.02 cC |
K120 | 8.80 ± 0.28 aA | 1708 ± 72 aA | 144.1 ± 2.8 bA | 1.41 ± 0.02 abA | 0.91 ± 0.01 bC | |
K180 | 8.69 ± 0.39 abA | 1660 ± 97 aA | 141.5 ± 13.5 bA | 1.36 ± 0.02 bA | 0.99 ± 0.02 aC | |
N | **b | ** | ** | ** | ** | |
K | ** | ** | ** | ** | ** | |
N × K | *c | ** | * | * | * |