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Table 2 Pearson coefficients of correlation between soil properties and copy numbers of the genes amoA-AOA, amoA-AOB, nirK, nirS, and nosZ in a calcareous desert soil

From: Saline and alkaline stresses alter soil properties and composition and structure of gene-based nitrifier and denitrifier communities in a calcareous desert soil

Item

PNR

amoA-AOA

amoA-AOB

nirK

nirS

nosZ

SWC

−0.675 a

−0.658 a

−0.179

0.026

0.250

0.712 b

EC1:5

−0.604 a

−0.563

−0.015

0.094

0.142

0.813 b

pH

−0.673 a

−0.662 a

−0.918 b

0.220

0.935 b

0.136

NH4-N

−0.857 b

−0.798 b

−0.848 b

0.409

0.965 b

0.571

NO3-N

0.914 b

0.869 b

0.856 b

−0.319

−0.942 b

−0.587 a

  1. EC1:5 electrical conductivity, SWC soil water content, PNR potential nitrification rate
  2. a and b indicate significant correlations at the 0.05 and 0.01 levels (two-tailed), respectively
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BMC Microbiology

ISSN: 1471-2180

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