Table 2 Cluster analysis of differential populations of soil microorganisms between sorghum roots under different nitrogen conditions.

From: Regulation of photosynthetic material production by inter-root microbial extinction and metabolic pathways in sorghum under different nitrogen application patterns

Serial number

Number of occurrences (times)

N0W/N0Y%

N8W/N8Y%

Pathway

Pathway description

N0W

N0Y

N8W

N8Y

1

2518

4868

3212

3698

51.7

86.8

PWY-6182

Superpathway of salicylate degradation

2

206

368

331

517

56.0

64.1

PWY-5529

Superpathway of bacteriochlorophyll a biosynthesis

3

2305

3490

2877

4328

66.0

66.5

PWY-5705

Allantoin degradation to glyoxylate III

4

22,170

31,305

26,112

30,359

70.8

86.0

LEU-DEG2-PWY

L-leucine degradation I

5

2276

3062

2596

3078

74.3

84.3

P461-PWY

Hexitol fermentation to lactate, formate, ethanol and acetate

6

13,892

18,416

16,431

18,959

75.4

86.7

PWY-181

Photorespiration

7

32,728

40,717

36,758

38,845

80.4

94.6

PWY-6353

Purine nucleotides degradation II (aerobic)

8

26,864

31,922

29,505

29,850

84.2

98.8

HISDEG-PWY

L-histidine degradation I

9

11,465

13,370

12,305

12,660

85.8

97.2

POLYAMSYN-PWY

Superpathway of polyamine biosynthesis I

10

534

608

650

2533

87.7

25.7

PWY-3661

Glycine betaine degradation I

11

449

508

338

572

88.2

59.0

PWY-5531

Chlorophyllide a biosynthesis II (anaerobic)

12

47,460

53,252

50,494

49,557

89.1

101.9

PWY-5695

Urate biosynthesis/inosine 5'-phosphate degradation

13

37,628

41,656

41,592

39,766

90.3

104.6

PANTO-PWY

Phosphopantothenate biosynthesis I

14

42,316

46,834

45,938

42,571

90.4

107.9

POLYISOPRENSYN-PWY

Polyisoprenoid biosynthesis (E. coli)

15

127,395

140,602

140,453

134,730

90.6

104.2

PWY-3781

Aerobic respiration I (cytochrome c)

16

41,810

46,141

45,457

42,069

90.6

108.1

PWY-6123

Inosine-5'-phosphate biosynthesis I

17

50,709

55,682

54,826

50,473

91.1

108.6

PWY-5686

UMP biosynthesis

18

41,661

45,672

45,233

42,552

91.2

106.3

HISTSYN-PWY

L-histidine biosynthesis

19

40,125

43,689

43,689

40,023

91.8

109.2

PWY-6385

Peptidoglycan biosynthesis III (mycobacteria)

20

25,615

27,482

28,691

28,148

93.2

101.9

HOMOSER-METSYN-PWY

L-methionine biosynthesis I

21

25,257

26,951

25,738

26,459

93.7

97.3

PWY-4984

Urea cycle

22

670

485

723

1469

138.1

49.2

P101-PWY

Ectoine biosynthesis