Source of variation | df | Carbon | Nitrogen | Phosphorus | |||
F | P | F | P | F | P | ||
Aboveground |
|
|
|
|
|
|
|
Time (T) | 2 | 954.343 |
| 1.80 × 103 |
| 423.303 |
|
Specie types (S) | 3 | 129.325 |
| 968.98 |
| 17.649 |
|
N addition (Ni) | 5 | 5.415 |
| 5.628 |
| 17.465 |
|
T*S | 6 | 1.999 | 0.067 | 62.782 |
| 16.951 |
|
T*Ni | 10 | 1.281 | 0.242 | 3.875 |
| 7.692 |
|
S*Ni | 15 | 1.521 | 0.099 | 2.464 |
| 2.914 |
|
T*S*Ni | 30 | 0.853 | 0.690 | 4.116 |
| 3.856 |
|
Belowground |
|
|
|
|
|
|
|
Time (T) | 2 | 369.592 |
| 944.323 |
| 812.960 |
|
Specie types (S) | 2 | 14.953 |
| 19.938 |
| 283.533 |
|
N addition (Ni) | 5 | 2.801 | 0.019 | 4.469 |
| 6.786 |
|
T*S | 4 | 0.763 | 0.550 | 2.052 | 0.090 | 10.441 |
|
T*Ni | 10 | 3.064 |
| 6.440 |
| 3.084 |
|
S*Ni | 10 | 3.171 |
| 1.020 | 0.429 | 5.663 |
|
T*S*Ni | 20 | 2.261 |
| 2.949 |
| 4.119 |
|