Soil amendment

NH₄OAc Extractable Bases

(meq/100g soil)

CEC

(meq/100g soil)

% Base Saturation

SOM

(%)

pH

PMN

POC

(mg/kg soil)

Aggregate Stability (%)

Ca

Mg

Na

K

Sum

CaCl₂

H₂O

0% EPS

5.8

0.9

0.0

0.4

7.1

14.05

50.5

4.0

5.0

5.4

17.5

278.6

4.0

±0.01^a

±0.0^a

±0.0^c

±0.0^a

±0.01^a

±0.01^a

±0.01^a

±0.07^a

±0.02^a

±0.03^a

±0.36^c

±0.72^c

±0.4^b

0.1% EPS

5.7

0.9

0.03

0.4

7.1

14.3

49.7

3.97

5.0

5.4

18.5

310.6

17.0

±0.02^a

±0.0^a

±0.0^b

±0.0^a

±0.01^a

±0.02^a

±0.04^a

±0.04^a

±0.02^a

±0.03^a

±0.34^b

±0.6^b

±1.1^a

0.5% EPS

5.8

0.9

0.06

0.4

7.1

13.8

51.7

4.0

5.0

5.4

19.8

411.7

18.7

±0.03^a

±0.0^a

±0.0^c

±0.0^a

±0.01^a

±0.03^a

±0.05^a

±0.04^a

±0.02^a

±0.03^a

±0.34^a

±0.80^a

±1.1^a