Table 1 Correlation between SMY and soil properties.

From: A microbial ecosystem enhanced by regulating soil carbon and nitrogen balance using biochar and nitrogen fertiliser five years after application

Soil property metric

BD

P

MB

WS

R

SOC

TN

C/N

MBC

MBN

SMQ

Su

Ur

Cat

Et

SMY and soil properties in the 0–20 cm layer

0.15

− 0.15

0.65***

0.75***

− 0.63***

0.89***

0.80***

0.65***

0.66***

0.89***

− 0.26

0.58***

0.60***

0.64***

0.64***

SMY and soil properties in the 20–40 cm layer

0.06

0.06

0.62***

0.53***

− 0.63***

0.66***

0.21

0.56***

0.47**

0.79***

0.39*

0.68***

0.60***

0.46**

0.69***

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