Soil amendment

Microbial biomass (pmol/g soil)

Microbial biomass ratios

Total

PLFA

Total

NLFA

Fungi

AM

Fungi

Gr (−)

Gr (+)

Eukar

Actinos

F/B

Gram+/−

Gr-stress

Total NLFA/ PLFA

Control

58,967

80,678

647

1675

20,253

8945

3020

9152

0.08^c

0.89^c

0.64^c

1.37^b

EPS

93,103

91,849

1368

3347

32,096

19,336

1388

12,185

0.09^b

0.99^a

1.13^a

0.99^c

% Change

57.9%

13.8%

111.4%

99.8%

58.5%

116.2%

54.0%

33.1%

CL

61,775

89,490

1534

1959

24,203

11,272

612

10,916

0.1^a

0.92^b

0.72^b

1.45^a

% Change

4.8%

10.9%

137.1%

16.9%

19.5%

26.0%

79.7%

19.3%

EPS + CL

96,402

84,774

1944

3442

33,864

21,178

1390

13,091

0.1^a

1.02^a

1.13^a

0.88^d

% Change

63.5%

5.1%

200.5%

105.5%

67.2%

136.8%

53.9%

43.0%

CV

25.7

5.7

39.4

35.3

23.4

39.4

63.2

15.1