Table 3 Overview of the significance difference based on one-way ANOVA for the effect of nitrogen fertilizers on soil physicochemical properties and alpha diversity of microbiomes in comparison to the control treatment
| Â | Summer | Autumn | ||||
|---|---|---|---|---|---|---|
Black soil | Fluvo-aquic soil | Red soil | Black soil | Fluvo-aquic soil | Red soil | |
pH | NS | – | N, NS | N, NS | – | NS |
Moisture | N | – | – | – | – | – |
C/N ratio | N, NS | – | – | – | – | – |
OM | – | – | – | – | N | – |
DOC | – | – | – | N, NS | – | – |
TC | – | – | – | – | – | – |
TN | – | – | – | NS | – | – |
NH4+-N | – | NS | – | N, NS | – | NS |
NO3−-N | N, NS | – | N, NS | – | – | NS |
Bacterial diversity | – | – | – | – | – | – |
Fungal diversity | NS | – | NS | – | – | – |
Protist diversity | NS | – | N | – | NS | N, NS |