Official Journal of the Asia Oceania Geosciences Society (AOGS)
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 | 0.80 ± 0.03bcd | 1.07 ± 0.06de | 1.20 ± 0.10bcd | 1.62 ± 0.008 cd |
CK | 0.86 ± 0.03ab | 1.15 ± 0.08 cd | 1.31 ± 0.10abc | 1.61 ± 0.07 cd |
G1 | 0.70 ± 0.06def | 0.95 ± 0.006ef | 1.10 ± 0.07d | 1.06 ± 0.07f |
G2 | 0.60 ± 0.03 fg | 0.78 ± 0.07f | 1.01 ± 0.05de | 1.51 ± 0.08de |
Ca1 | 0.97 ± 0.02a | 1.35 ± 0.01ab | 1.45 ± 0.09a | 2.00 ± 0.11ab |
Ca2 | 0.90 ± 0.05ab | 1.23 ± 0.02bcd | 1.35 ± 0.09ab | 1.50 ± 0.11de |
B1 | 0.74 ± 0.04cde | 0.98 ± 0.07ef | 0.89 ± 0.01ef | 1.01 ± 0.07f |
B2 | 0.68 ± 0.03ef | 0.96 ± 0.06ef | 0.81 ± 0.05f | 0.98 ± 0.07f |
S1 | 0.83 ± 0.04bc | 1.48 ± 0.08a | 1.42 ± 0.07a | 1.98 ± 0.05ab |
S2 | 0.71 ± 0.02de | 1.31 ± 0.10bc | 1.43 ± 0.04a | 2.13 ± 0.14a |
S1G1 | 0.52 ± 0.04 g | 1.07 ± 0.03de | 1.08 ± 0.06de | 1.35 ± 0.08e |
S2G2 | 0.59 ± 0.05 fg | 1.32 ± 0.04abc | 1.11 ± 0.03 cd | 1.80 ± 0.02bc |