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. 2013 Feb 18;8(2):e56524. doi: 10.1371/journal.pone.0056524

Table 3. Effects of soil biota community (SB, SEG 33 and SEG 37), Agriotes training (AP1, Agriotes presence in phase 1, untrained and trained) and Agriotes presence (AP2, without and with) on plant and AMF parameters in phase 2.

SB AP1 AP2 SB X AP1 SB x AP2 AP1 x AP2 SB x AP1 x AP2
df:1 df:1 df:1 df:1 df:1 df:1 df:1
F p F p F p F p F p F p F p
Shannon's H 22.17 *** 0.04 ns 2.30 ns 0.44 ns 0.04 ns 0.44 ns 0.02 ns
Plant biomass total 1.90 ns 5.26 * 0.31 ns 0.20 ns 1.03 ns 2.11 ns 0.59 ns
Root biomass total 4.42 * 3.14 ns 0.01 ns 0.34 ns 0.46 ns 2.58 ns 1.06 ns
Shoot biomass total 0.02 ns 3.98 0.05 0.84 ns 0.02 ns 0.45 ns 0.04 ns 0.02 ns
Shoot biomass
A. millefolium 2.31 ns 2.26 ns 0.02 ns 4.76 * 0.42 ns 3.77 0.06 3.66 0.06
P. lanceolata 3.64 ns 0.05 ns 7.81 ** 1.40 ns 2.14 ns 0.35 ns 0.64 ns
T. officinale 3.15 ns 5.32 * 0.92 ns 3.39 ns 0.12 ns 1.01 ns 0.04 ns
H. lanatus 2.90 ns 3.24 ns 3.62 ns 0.25 ns 1.17 ns 0.16 ns 0.54 ns
P. pratensis 28.51 *** 0.48 ns 1.74 ns 0.13 ns 0.01 ns 0.00 ns 0.13 ns
T. repens 8.14 ** 4.51 * 0.10 ns 0.43 ns 2.21 ns 4.98 * 0.06 ns
LEH 0.00 ns 0.97 ns 0.02 ns 7.12 * 4.89 * 0.67 ns 0.00 ns
AMF community in soil 7.93 ** 0.99 ns −0.39 ns 4.99 ** 3.44 * 2.57 ns 0.37 ns
No of AMF species in soil 0.41 ns 0.00 ns 0.04 ns 6.11 * 3.57 ns 0.44 ns 0.03 ns
AMF community in roots 9.30 *** 0.06 ns −0.01 ns 0.26 ns 1.93 ns 0.51 ns 0.11 ns
No of AMF species in roots 9.10 ** 0.49 ns 0.74 ns 0.19 ns 0.03 ns 0.47 ns 0.42 ns
Total AMF (P. lanceolata) 15.21 ** 4.98 * 0.22 ns 1.20 ns 0.09 ns 6.95 * 4.65 *
Arbuscules (P. lanceolata) 4.91 * 0.05 ns 0.03 ns 0.26 ns 5.72 * 6.40 * 0.17 ns

significance level:

*

p<0.05,

**

p<0.01,

***

p<0.001,

ns = not significant, LEH: length of extraradical AMF hyphae, AMF: arbuscular mycorrhizal fungi.