Table 1 Initial total organic carbon (TOC) and ammonium concentrations in the collected soil pore water.

From: Real-time detection of ammonium in soil pore water

Location

Soil

Site type

Ammonium (mg L–1)

TOC ± SD (mg L−1)

pH

Zikim

Loam

Organic greenhouse

2.00

257.4 ± 0.6

6.84

Zikim

Sandy loam

Conventional greenhouse

0.44

63.2 ± 0.5

6.55

Afek

Clay soil

Open cultivated field

ND

136.2 ± 0.3

6.88

Sde Boker

Sandy loam

Mixed sandy soil and compost

ND

14.0 ± 0.2

7.41

  1. ND not detected.