Soil Property

Soil

L

SiCL

SiL 1

SiL 2

Sand (g∙g⁻¹)

0.44a*

0.07d

0.12b

0.10c

Clay (g∙g⁻¹)

0.09d

0.37a

0.14b

0.11c

Silt (g∙g⁻¹)

0.46d

0.56c

0.75b

0.79a

pH

6.17c

6.50b

6.53b

6.70a

EC (dS∙m⁻¹)

0.107c

0.273a

0.169b

0.164b

SOM (g∙g⁻¹)

0.007d

0.025a

0.024b

0.019c

TC (g∙g⁻¹)

0.003d

0.012a

0.011b

0.009c

TN (g∙g⁻¹)

0.0003c

0.0011a

0.0011a

0.0008b

C:N ratio

10.5b

11.4a

9.68c

11.0ab

Water-soluble (mg∙kg⁻¹)

P

11.9a

9.60b

5.47c

3.70d

K

44.7a

44.7a

25.3c

28.3b

Ca

34.0c

74.3a

62.7b

62.0b

Mg

21.7b

28.0a

23.3b

17.7c

Fe

47.9a

47.9a

47.9a

47.9a

Weak-acid-extractable (mg∙kg⁻¹)

P

93.3b

143a

33.7c

19.7d

K

145b

485a

143b

158b

Ca

933c

4328a

1842b

2156b

Mg

194c

774a

444b

365b

Fe

201b

175d

186c

459a

Total-recoverable (mg∙kg⁻¹)

P

371c

672a

568b

297d

K

1730b

5828a

1525c

892d

Ca

1440d

4463a

1757c

2006b

Mg

2433b

8544a

2429b

1236c

Fe

8340d

27880a

18230b

14297c