Table 2.

Macro and micronutrients concentration in corn roots amended with root exudates.

	Nutrient concentration (%)
	N	SE (N)	P	SE (P)	K	SE (K)	S	SE (S)	Ca	SE (Ca)	Mg	SE (Mg)
Galactinol	0.643	0.102	0.180	0.050	1.820	0.051	0.203	0.007	0.416	0.013	0.417	0.022
Control	0.456	0.009	0.092	0.005	1.690	0.163	0.172	0.023	0.406	0.026	0.474	0.029
p-value	0.104		0.11		0.257		0.162		0.397		0.074
Threonine	0.500	0.012	0.113	0.007	1.837	0.091	0.197	0.004	0.430	0.025	0.473	0.027
Control	0.456	0.009	0.092	0.005	1.690	0.163	0.172	0.023	0.406	0.026	0.474	0.029
p-value	0.023		0.037		0.243		0.201		0.286		0.504
4-Hydroxybutyric acid	0.502	0.002	0.112	0.001	1.923	0.069	0.210	0.003	0.407	0.022	0.441	0.015
Control	0.456	0.009	0.092	0.005	1.690	0.163	0.172	0.023	0.406	0.026	0.474	0.029
p-value	0.016		0.028		0.144		0.122		0.485		0.802
Mix	0.454	0.006	0.086	0.001	1.760	0.122	0.166	0.010	0.412	0.033	0.502	0.015
Control	0.456	0.009	0.092	0.005	1.690	0.163	0.172	0.023	0.406	0.026	0.474	0.029
p-value	0.556		0.837		0.375		0.591		0.434		0.272

T-test show comparison of nutrient levels between treatments amended with compounds and an untreated control. Table shows mean, and standard error (se) calculated from 10 replicates per treatment.