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Official Journal of the Asia Oceania Geosciences Society (AOGS)

Table 4 Effect of soil amendments on MBC:SOC ratio (%) in low-salinity and high-salinity soils

From: Effects of amendments on carbon and nitrogen fractions in agricultural soils of Yellow River Delta

Treatments

Low-salinity soil

High-salinity soil

0–20 cm

20–40 cm

0–20 cm

20–40 cm

Initial

0.72 ± 0.06ef

0.84 ± 0.07e

0.85 ± 0.05ef

0.77 ± 0.06 fg

CK

0.73 ± 0.05def

0.88 ± 0.06de

0.96 ± 0.01de

0.86 ± 0.04 fg

G1

0.81 ± 0.02cde

0.89 ± 0.04de

1.15 ± 0.13 cd

1.37 ± 0.10de

G2

0.73 ± 0.06def

0.89 ± 0.06de

1.12 ± 0.05cde

1.65 ± 0.11bcd

Ca1

0.91 ± 0.08abcd

1.06 ± 0.02de

1.28 ± 0.14c

2.03 ± 0.16a

Ca2

0.82 ± 0.03cde

1.13 ± 0.03d

1.60 ± 0.16ab

1.49 ± 0.19 cd

B1

0.79 ± 0.07cde

0.91 ± 0.06de

0.91 ± 0.1de

1.03 ± 0.06ef

B2

0.56 ± 0.03f

0.84 ± 0.07e

0.57 ± 0.05f

0.64 ± 0.05 g

S1

1.05 ± 0.1ab

1.47 ± 0.13c

1.31 ± 0.09bc

1.60 ± 0.13bcd

S2

0.93 ± 0.06abc

1.50 ± 0.08c

1.41 ± 0.14bc

1.89 ± 0.04ab

S1G1

1.08 ± 0.08a

2.58 ± 0.1a

1.74 ± 0.11a

1.60 ± 0.21bcd

S2G2

0.88 ± 0.03bcde

2.24 ± 0.2b

1.36 ± 0.08bc

1.79 ± 0.17abc

  1. Values followed by different letters indicate significant differences among treatments (p < 0.05) according to LSD