Table 1 Differential metabolites with MS2 based on the non-target metabolomics in the tea samples of 80 T (intercropping) vs. T (monoculture). 1A Metabolites in positive modes. 1B Metabolites in negative modes

1A

Amino acids

L-Valine

338.138

1.12

0.05

3.59

L-Phenylalanine

239.997

1.72

0.03

1.19

cis-4-Hydroxy-D-proline

340.546

1.77

0.03

1.30

Acetylglycine

356.8465

1.17

0.05

3.17

Isobutyrylglycine

49.179

1.24

0.01

4.70

DL-Homocystine

298.929

1.64

0.02

2.39

L-Erythro-4-Hydroxyglutamic acid

394.8715

1.59

0.03

2.20

Tyramine

239.973

1.75

0.02

1.23

Theanine

300.140

0.70

0.54

1.06

N2-Acetyl-L-ornithine

340.1385

1.68

0.04

0.74

Dimethylglycine

314.045

1.74

0.02

0.75

Glutathione disulfide

475.8755

1.80

0.03

0.60

L-Alanine

365.347

1.85

0.01

0.68

Organic acids

Urocanic acid

311.8865

1.69

0.02

1.56

Xanthurenic acid

206.8875

1.65

0.02

1.92

Allantoate/Allantoic acid

343.072

1.22

0.04

3.13

Biliverdin

111.658

1.97

0.02

2.81

Mevalonic acid

322.165

1.99

0.03

0.03

Kynurenic acid

172.561

1.88

0.01

0.44

Lipids

Jasmine lactone

277.9675

1.76

0.02

1.21

Stearoylcarnitine

139.053

1.85

0.01

1.47

Dodecanoic acid

77.1265

1.75

0.02

0.79

Carbohydrates

L-Rhamnose

316.302

1.22

0.03

2.70

Maltopentaose

493.523

1.67

0.05

1.30

D-Xylose

56.531

1.79

0.02

1.49

Ribitol

163.045

1.78

0.02

1.33

L-Iditol

114.379

1.53

0.04

1.40

Flavonoids

Apiin

331.713

1.76

0.01

1.64

Luteolin

327.191

1.53

0.02

3.03

Apigenin

181.574

1.16

0.01

0.23

Naringin

175.755

1.90

0.01

0.51

Prunasin

52.481

1.86

0.01

0.47

Gentisaldehyde

323.015

1.73

0.03

0.62

1B

Amino acids

N-Acetyl-L-alanine

251.6825

1.97

0.00

2.13

L-Glutamate

407.621

1.78

0.02

1.15

L-Histidine

208.502

1.57

0.03

4.33

gamma-L-Glutamyl-L-valine

351.7275

1.71

0.03

1.61

Theanine

298.777

0.94

0.40

1.48

Organic acids

Malonic acid

374.182

1.60

0.03

1.59

Succinylacetone

227.898

1.71

0.02

2.00

Ethyl glucuronide

335.646

1.81

0.01

1.68

2-Furoic acid

285.4685

1.88

0.01

1.45

2,3-Dihydroxy-3-methylbutyric acid

147.616

1.98

0.00

3.95

Caffeic Acid

327.572

1.88

0.02

2.68

L-Dihydroorotic Acid

143.736

1.63

0.05

2.11

Galactonic acid

353.881

1.76

0.05

0.57

Tartaric acid

398.58

1.79

0.02

0.67

4-Hydroxycinnamic acid

145.027

1.56

0.04

0.44

Citric acid

448.29

1.68

0.04

0.71

Methylmalonic acid

445.2185

1.92

0.01

0.73

Kynurenic acid

172.775

1.98

0.00

0.45

Lipids

Oleic acid

40.499

1.97

0.00

1.68