Signal Molecules Mediate the Impact of the Earthworm Aporrectodea caliginosa on Growth, Development and Defence of the Plant Arabidopsis thaliana
Figure 2
Effects of Apporectodea caliginosa on the growth of Arabidopsis thaliana cv. Columbia and aux1-7;axr4-2 mutant.
(A) Picture of Arabidospis thaliana at three weeks after sowing. Effect of the presence of Aporrectodea caliginosa on (B) total biomass production, (C) root length and (D) the number of lateral roots. Means ± s.e., n = 5 per treatment, different letters indicates a significant difference, Tukey HSD, P<0.05.