TABLE 1.

Xylem organic composition of 4 week‐old tomato plants cv Marmande

Compound	Rep 1 (mM C)	Rep 2 (mM C)	Growth of GMI1000
Glutamine	4.25 ± 0.53	3.59 ± 1.27	+++
Proline	0.81 ± 0.41	0.53 ± 0.09	+
Asparagine	0.52 ± 0.03	0.68 ± 0.2	+++
Valine	0.74 ± 0.13	0.28 ± 0.07	‐
Leucine	0.72 ± 0.08	0.22 ± 0.07	+
Isoleucine	0.7 ± 0.13	0.24 ± 0.06	‐
Arginine	0.61 ± 0.23	0.16 ± 0.05	‐
Threonine	0.46 ± 0.12	0.17 ± 0.05	‐
Tyrosine	0.43 ± 0.06	0.12 ± 0.03	‐
Phenylalanine	0.32 ± 0.06	0.12 ± 0.02	+
Lysine	0.28 ± 0.08	0.14 ± 0.03	+
Aspartate	0.15 ± 0.1	0.08 ± 0.03	+++
Glucose	0.32 ± 0.19	0.46 ± 0.17	+++
Sucrose	0.54 ± 0.23	0.44 ± 0.04	+
Ethanol	0.33 ± 0.22	0.51 ± 0.44	+
Total mM C	11.18 ± 2.60	7.72 ± 2.60
Total mM N	3.24 ± 0.62	2.25 ± 0.70
C/N ratio	3.45	3.43
%AA	89%	82%
Growth support mM C	5.46 ± 0.89	4.78 ± 0.89
%Growth support	49%	62%
C/N ratio support	2.8	2.7

Abbreviations: ‐, cannot support growth as a carbon substrate+, can support a slow growth as a carbon substrate; +++, can support growth as a carbon substrate.