Depth of soil

Treatment

pH_H₂O

pH_KCl

C (%)

N (%)

C/N

P_total (mg/kg soil)

P_ass. (mg/kg soil)

K_total

(mg/kg soil)

0 - 5 cm

T₀

5.24^ab ± 0.31

4.66 ± 0.48

0.44 ± 0.11

0.039^a ± 0.01

11.08 ± 0.26

109.27^b ± 5.72

7.53 ± 4.94

600.81^c ± 49.71

T_0t

5.00^a ± 0.20

4.43 ± 0.27

0.44 ± 0.08

0.039^a ± 0.01

11.11 ± 0.56

101.59^a ± 8.26

6.90 ± 1.67

607.34^b ± 22.91

T_1t

5.32^ab ± 0.09

4.78 ± 0.18

0.52 ± 0.06

0.047^b ± 0.01

11.21 ± 0.42

96.77^a ± 15.84

6.08 ± 1.20

527.95^b ± 69.58

T_2t

5.37^b ± 0.18

4.70 ± 0.34

0.50 ± 0.12

0.045^b ± 0.01

11.03 ± 0.42

101.57^a ± 13.62

6.47 ± 0.54

488.43^a ± 119.71

T_4t

5.39^b ± 0.05

4.82 ± 0.10

0.55 ± 0.13

0.047^b ± 0.01

11.57 ± 0.46

94.89^a ± 15.98

6.27 ± 1.95

442.34^ab ± 63.50

Ddl

4

4

4

4

4

4

4

4

Probability

0.039

0.219

0.258

0.022

0.130

0.026

0.058

0.003

Signification

S

NS

NS

S

NS

S

NS

S

0 - 20 cm

T₀

5.40 ± 0.32

4.64 ± 0.40

0.48 ± 0.05

0.033 ± 0.01

11.20 ± 0.28

118.81 ± 11.97

8.78 ± 3.29

666.57^b ± 45.76

T_0t

4.95 ± 0.24

4.26 ± 0.22

0.39 ± 0.04

0.034 ± 0.01

11.39 ± 0.62

90.13 ± 8.30

5.92 ± 1.16

534.95^a ± 39.89

T_1t

5.30 ± 0.17

4.52 ± 0.25

0.42 ± 0.04

0.035 ± 0.01

11.97 ± 0.42

85.28 ± 14.44

4.14 ± 1.17

514.83^a ± 52.07

T_2t

5.39 ± 0.05

4.57 ± 0.26

0.35 ± 0.08

0.031 ± 0.01

11.59 ± 1.38

79.56 ± 14.71

4.12 ± 0.57

429.19^a ± 69.45

T_4t

5.54 ± 0.02

4.84 ± 0.11

0.42 ± 0.09

0.036 ± 0.01

11.64 ± 0.53

90.05 ± 10.84

6.49 ± 1.53

481.71^a ± 63.63

Ddl

4

4

4

4

4

4

4

4

Probability

0.071

0.319

0.415

0.088

0.693

0.118

0.091

0.015

Signification

NS

NS

NS

NS

NS

NS

NS

S