Table 1 Summary of differences in mycorrhizal functionality (F ratio from ANOVA) between Neohodgsonia, Alisonia, Haplomitrium, Treubia, Preissia and Marchantia at elevated a[CO2] (1500 p.p.m.) and ambient a[CO2] (440 p.p.m.)

From: Functional analysis of liverworts in dual symbiosis with Glomeromycota and Mucoromycotina fungi under a simulated Palaeozoic CO2 decline

 

df

Plant species

CO 2 treatment

Species × CO 2

Biomass (g)

1, 30

16.276***

18.911***

1.937

Fungal carbon in cores (ng)a

1, 54

14.042***

31.334***

5.087***

Percentage of carbon allocationb

1, 54

5.756***

13.900***

3.278*

Total 33P uptake (ng)b

1, 30

4.498**

5.714*

6.483***

[33P] in plant tissue (ng g−1)

1, 36

6.259***

3.142

3.857*

Total 15N uptake (ng)

1, 20

1.889

0.953

0.822

[15N] in plant tissue (ng g−1)a

1, 20

0.235

1.147

1.304

33P-for-C efficiency (ng ng−1)

1, 36

46.220***

0.885

31.747***

15N-for-C efficiency (ng ng−1)

1, 20

0.413

13.523**

1.913

  1. Abbreviations: ANOVA, analysis of variance; p.p.m., parts per million. *P<0.05, **P<0.01, ***P<0.001; post-hoc Tukey's test.
  2. aData have been log10 transformed to meet the assumptions for ANOVA.
  3. bData have been arcsine-square-root transformed to meet the assumptions for ANOVA.
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