Table 1 Descriptions of experimental fields established in the Czech Republic in 1996

GPS

50°18′46″N, 15°43′3″E

49°33′16″N, 15°21′2″E

49°33′23″N, 14°58′39″E

50°7′40″N, 14°22′33″E

Elevation (m)

265

525

610

286

Average annual temperature (°C)

8.2

7.0

7.7

9.1

Average annual rainfall (mm)

573

665

666

495

CEC (mmol₍₊₎/kg)

116

90

45

262

C_ox (%)

0.93

1.24

1.09

1.76

pH

6.45 ± 0.5

5.27 ± 0.5

5.5 ± 0.4

7.8 ± 0.4

Bulk density (g/cm³)

1.50

1.40

1.27

1.43

Clay (%)

4.36

5.84

3.21

2.18

Silt (%)

76.98

43.55

37.06

71.8

Sand (%)

18.66

50.61

59.73

26.03

Soil type (WRB 2006)

Luvisol

Cambisol

Cambisol

Chernozem

NRCS USDA

Sandy loam

Silty loam

Sandy loam

Silty loam