Table 3.
ANOVA table of F- and P-values on the effects of BL, SR, FR, GR, SH, TH and LE, and EW on the survival, shoot biomass, and shoot height of the phytometer Lolium perenne, and on the survival, shoot biomass, shoot height, and number of flower heads of the phytometer Centaurea jacea
| Phytometer plants | |||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| L. perenne | C. jacea | ||||||||||||||||||||
| Survival (%) | Shoot biomass (g/ind.) | Shoot height (cm) | Survival (%) | Shoot biomass (g/ind.) | Shoot height (cm) | Flower heads (no./ind.) | |||||||||||||||
| df | F | P | df | F | P | df | F | P | df | F | P | df | F | P | df | F | P | df | F | P | |
| BL | 3 | 0.77 | 0.5203 | 3 | 0.48 | 0.6984 | 3 | 0.60 | 0.6196 | 3 | 1.45 | 0.2468 | 3 | 3.25 | 0.0348 | 3 | 1.04 | 0.3881 | 3 | 1.74 | 0.1773 |
| SR | 2 | 1.83 | 0.1762 | 2 | 19.58 | <0.0001b | 2 | 2.37 | 0.1086 | 2 | 0.89 | 0.4189 | 2 | 4.99 | 0.0132 b | 2 | 0.07 | 0.9314 | 2 | 7.44 | 0.0021b |
| FR | 3 | 5.06 | 0.0056 b | 3 | 9.40 | 0.0001b | 3 | 1.18 | 0.3301 | 3 | 0.30 | 0.8259 | 3 | 3.03 | 0.0439b | 3 | 0.13 | 0.9426 | 3 | 3.97 | 0.0158b |
| GR | 1 | 0.82 | 0.3718 | 1 | 1.77 | 0.1923 | 1 | 2.25 | 0.1426 | 1 | 0.15 | 0.7055 | 1 | 0.02 | 0.9025 | 1 | 0.41 | 0.5271 | 1 | 2.48 | 0.1244 |
| SH | 1 | 0.00 | 0.9845 | 1 | 3.02 | 0.0920 | 1 | 8.31 | 0.0068b | 1 | 0.02 | 0.8759 | 1 | 0.38 | 0.5404 | 1 | 0.21 | 0.6516 | 1 | 0.62 | 0.4379 |
| TH | 1 | 0.04 | 0.8358 | 1 | 0.15 | 0.7005 | 1 | 0.65 | 0.4252 | 1 | 1.18 | 0.1885 | 1 | 0.00 | 0.9888 | 1 | 0.16 | 0.6891 | 1 | 3.21 | 0.0819 |
| LE | 1 | 0.53 | 0.4714 | 1 | 10.66 | 0.0026a | 1 | 25.46 | <0.0001a | 1 | 3.14 | 0.0857 | 1 | 0.51 | 0.4794 | 1 | 0.34 | 0.5652 | 1 | 0.68 | 0.4168 |
| EW | 1 | 0.34 | 0.5637 | 1 | 0.06 | 0.8007 | 1 | 0.15 | 0.7025 | 1 | 0.16 | 0.6917 | 1 | 4.78 | 0.0352a | 1 | 0.49 | 0.4901 | 1 | 0.06 | 0.8132 |
| EW × SR | 2 | 0.55 | 0.5840 | 2 | 0.10 | 0.9078 | 2 | 0.83 | 0.4428 | 2 | 1.80 | 0.1793 | 2 | 0.35 | 0.7047 | 2 | 0.42 | 0.6631 | 2 | 0.23 | 0.7992 |
| EW × FR | 3 | 0.11 | 0.9544 | 3 | 1.37 | 0.2680 | 3 | 0.35 | 0.7921 | 3 | 1.75 | 0.1729 | 3 | 2.11 | 0.1155 | 3 | 0.14 | 0.9323 | 3 | 0.08 | 0.9211 |
| Plot | 32 | 1.15 | 0.3370 | 32 | 5.12 | <0.0001 | 34 | 1.66 | 0.0628 | 32 | 14.92 | <0.0001 | 31 | 27.01 | <0.0001 | 34 | 38.61 | <0.0001 | 34 | 3.18 | 0.0003 |
| Subplot | 38 | 1.10 | 0.3902 | 38 | 2.10 | 0.0124 | – | nc | nc | 38 | 1.16 | 0.3207 | 37 | 2.21 | 0.0102 | – | nc | nc | – | nc | nc |
| Error | 38 | 38 | 40 | 38 | 35 | 40 | 40 | ||||||||||||||
Individual; for other abbreviations, see Table 2
Significant effects (P ≤ 0.05) are given in bold
aIncrease (with increasing diversity level or in the presence of the respective factor)
bDecrease (with increasing diversity level or in the presence of the respective factor)