Tillage

Soil pH (H₂O)

Total N (g·kg⁻¹)

Avail P (mg·kg⁻¹⁾

CEC (cmol·kg⁻¹)

2012

2013

2012

2013

2012

2013

2012

2013

MC

5.20c

5.60a

0.51c

0.52c

5.63c

3.84c

0.69

0.59c

MDIC

5.41a

5.44a

0.61b

0.61b

6.50a

7.84a

0.79

1.86a

MDNT

5.30b

5.53a

0.72a

0.81a

6.14b

7.43a

0.78

2.02a

MDST

5.32b

5.50a

0.50c

0.55c

5.72c

5.37b

0.72

1.06b

SE±

0.02

0.06

0.02

0.002

0.1

0.3

0.05

0.15

N level (kg N ha⁻¹)

60

5.30b

5.43b

0.57b

0.61

5.40c

5.17c

0.63b

1.10b

80

5.32b

5.66a

0.65a

0.62

5.99b

6.59b

0.73a

1.50ab

100

5.39a

5.58ab

0.62a

0.63

7.08a

7.79a

0.86a

1.72a

120

5.23c

5.47b

0.51c

0.63

5.53c

4.94c

0.75ab

1.20b

SE±

0.02

0.06

0.02

0.002

0.1

0.3

0.05

0.15

P level (kg P ha⁻¹)

6.6

5.28a

5.52a

0.56c

0.66a

5.71b

5.85b

0.70b

1.42

13.2

5.31a

5.53a

0.59b

0.61ab

5.58a

6.67a

0.84a

1.33

26.4

5.33a

5.56a

0.60a

0.59b

5.70b

5.84b

0.69b

1.39

SE±

0.02

0.05

0.01

0.002

0.09

0.26

0.04

0.13

Interaction

T × N

**

NS

**

**

**

**

*

*

T × P

**

NS

*

**

NS

**

**

NS

N × P

**

NS

**

**

NS

**

**

NS

T × N × P

**

NS

**

**

NS

**

**

NS