Table 5 Soil mineral element content under different treatments.

From: Combining organic fertilizer with soil conditioner alleviates continuous cropping obstacles in protected cowpea by improving soil properties and microbiome

Treatment

Ca, g/kg

Mg, g/kg

Fe, g/kg

Mn, mg/kg

Cu, mg/kg

Zn, mg/kg

B, mg/kg

FO-10 d

25.13 ± 0.76 B

2.95 ± 0.02 B

21.89 ± 1.16 A

464.46 ± 9.26 A

15.07 ± 0.56 B

59.20 ± 5.31 A

51.40 ± 2.03 A

FO-40 d

27.90 ± 0.32 A

2.85 ± 0.0.06 BC

22.08 ± 2.31 A

465.67 ± 8.12 A

16.21 ± 0.62 AB

57.69 ± 4.29 A

51.79 ± 1.89 A

FO-70 d

28.53 ± 0.89 A

2.11 ± 0.05 E

21.90 ± 1.56 A

468.22 ± 7.66 A

16.84 ± 0.32 A

56.49 ± 3.15 A

50.04 ± 2.14 A

FOS-10 d

28.41 ± 0.25 A

3.34 ± 0.09 A

23.93 ± 3.08 A

473.90 ± 8.08 A

16.58 ± 0.46 A

66.15 ± 2.68 A

53.82 ± 3.31 A

FOS-40 d

28.21 ± 0.68 A

2.78 ± 0.06 C

21.61 ± 2.54 A

467.30 ± 7.52 A

16.73 ± 0.55 A

63.25 ± 4.20 A

50.52 ± 2.84 A

FOS-70 d

27.87 ± 0.41 A

2.53 ± 0.07 D

21.70 ± 1.86 A

455.48 ± 9.4 A

15.96 ± 0.68 AB

58.05 ± 3.95 A

50.90 ± 1.75 A

  1. Statistical significance was set at a level of p < 0.05 using Duncan’s multiple range tests. The same letter in table represents no significant difference.
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