Table 1.

Plant biomass.

Biomass (g FW)	M. truncatula–S. meliloti 2011	M. truncatula–S. medicae WSM419
Shoot	9.10 ± 1.81	26.48 ± 1.00*
Root	12.85 ± 2.55	25.70 ± 2.73*
Total plant	22.40 ± 4.43	52.95 ± 2.66*
Shoot:root ratio	0.71 ± 0.02	1.08 ± 0.13*

M. truncatula plant biomass values when grown in symbiosis with S. meliloti 2011 or S. medicae WSM419. Values are mean ± standard deviation of five biological replicates. An asterisk (*) denotes significant differences (Student’s t-test at p ≤ 0.05). FW = fresh weight.