Table 1 Aggregate macropore characteristics

From: Soil macropore structure plays divergent roles in fresh and decomposed particulate organic matter

Macropore characteristics

GZL

LC

YL

JX

MC

Control

NPK

NPKM

Control

NPK

NPKM

Control

NPK

NPKM

Control

NPK

NPKM

Control

NPK

NPKM

Mean pore diameter/μm

74.2 a

64.8 a

76.4 a

60.6 a

55.9 a

47.6 a

112 a

81.0 a

104 a

72.1 b

98.3 ab

108 a

70.7 a

88.6 a

106 a

Surface area density /mm−1

2.28 b

4.09 a

4.75 a

4.80 b

6.93 a

7.35 a

1.94 b

2.39 ab

3.18 a

1.19 b

3.50 a

3.36 a

1.28 c

2.40 b

3.84 a

Connection probability

0.08 b

0.22 b

0.54 a

0.33 a

0.40 a

0.42 a

0.20 b

0.31 ab

0.46 a

0.07 b

0.44 a

0.24 ab

0.05 b

0.22 b

0.56 a

  1. No fertilization (control), inorganic fertilization (NPK), and a combination of animal manure with inorganic fertilizer (NPKM).
  2. Different lowercase letters indicate significant differences among different fertilizations (P < 0.05).
  3. GZL Gongzhuling, LC Luancheng, YL Yangling, JX Jinxian, MC Mengcheng.