Table 6 Amounts of total, bacterial, protozoa, eukaryotes fungal, gram-positive and gram-negative bacterial PLFAs (nmol g−1 soil) under organic and inorganic phosphorus amendments at black layer stage during 2016 and 2017.

From: The effects of organic and inorganic phosphorus amendments on the biochemical attributes and active microbial population of agriculture podzols following silage corn cultivation in boreal climate

 

P sources

Σ PLFAs

Σ B-PLFAs

G-

G + 

F

P

E

G+:G

F:B

2016

P0

48.309 bc

41.026 ab

21.262 bc

19.764 a

3.390 b

1.421 a

2.471 b

0.938 a

0.082 a

P1

51.605 a

43.307 a

22.942 a

20.365 a

3.975 a

1.509 a

2.812 a

0.883 a

0.094 a

P2

50.81 ab

42.819 a

22.024 ab

20.795 a

3.725 ab

1.545 a

2.720 ab

0.954 a

0.087 a

P3

47.412 c

39.793 b

20.533 c

19.259 a

3.487 b

1.515 a

2.617 ab

0.947 a

0.087 a

2017

P0

48.149 c

42.253 bc

21.555 b

20.698 bc

2.691 c

1.809 a

1.394 c

0.960 a

0.063 c

P1

52.647 a

44.719 a

23.101 a

21.618 a

3.778 a

1.776 a

2.373 a

0.938 a

0.084 a

P2

50.462 b

43.079 b

22.003 b

21.076 ab

3.700 a

1.730 a

1.952 b

0.958 a

0.086 a

P3

47.434 c

41.517 c

21.335 b

20.182 c

3.025 b

1.763 a

1.127 c

0.948 a

0.072 b

  1. Abbreviations: Σ B-PLFAs = total bacterial PLFAs, Σ PLFAs = total PLFAs, G+  = gram positive, G = gram negative, F = fungi,
  2. P = protozoa, E = eukaryotes, G + : G = gram positive/gram negative ratio, F: B = fungi/bacteria ratio, NS = non-significant.
  3. (Common letter means do not differ significantly at p < 5%).