Table 1 Physicochemical properties of different manures (mean ± standard deviation).

From: Synergistic effects of syzygium cumini sawdust biochar and poultry manure on soil quality enhancement, nitrogen, organic carbon dynamics, and Amaranthus cruentus growth

S. No

Parameter

Chemical (KR2)

Biochar (KR3)

Poultry Manure (KR4)

Biochar + Poultry Manure (KR5)

1

Moisture (%)

0.41 ± 0.09

38.7 ± 4.77

17.1 ± 2.02

46.3 ± 7.27

2

Water Holding Capacity (%)

12.33 ± 2.37

45.56 ± 3.85

52.43 ± 3.89

65.63 ± 6.92

3

Bulk Density (g/cm2)

0.164 ± 0.015

0.08766 ± 0.011

0.0948 ± 0.011

0.0796 ± 0.003

4

pH

10.17 ± 1.30

9.23 ± 0.41

7.3 ± 0.53

7.76 ± 0.35

5

Total Organic carbon (%)

0.15 ± 0.05

2.1 ± 0.109

1.73 ± 0.11

1.93 ± 0.095

6

Organic Matter (%)

0.0254 ± 0.008

0.36 ± 0.03

0.304 ± 0.06

0.332 ± 0.043

7

Nitrogen (N) (%)

2.97 ± 0.093

2.46 ± 0.07

2.87 ± 0.11

3.53 ± 0.19

8

Phosphorus (P) (%)

17.83 ± 3.35

0.0233 ± 0.066

1.81 ± 0.092

2.22 ± 0.18

9

Potassium (K) (%)

53.33 ± 8.02

4.73 ± 0.85

2.73 ± 0.09

9.53 ± 1.80

10

Carbon (%)

0.66 ± 0.01

81.2 ± 16.22

61.26 ± 9.0003

93.16 ± 24.39

11

Oxygen (O) (%)

0.21 ± 0.85

7.08 ± 2.16

6.67 ± 2.44

8.59 ± 1.63

12

Sulphur (S) (%)

0.13 ± 0.02

0.27 ± 0.04

0.386 ± 0.06

0.53 ± 0.07

13

Hydrogen (H) (%)

0.61 ± 0.065

3.70 ± 0.20

2.51 ± 0.091

4.26 ± 0.25

14

H/C ratio (%)

0.23 ± 0.03

0.36 ± 0.04

0.36 ± 0.03

0.53 ± 0.05

15

O/C ration (%)

0.13 ± 0.01

0.163 ± 0.025

0.173 ± 0.25

0.210.01

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