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Table 3 Pearson’s correlation matrix between soil parameters at 0–10 cm and 10–20 cm depth

From: Seasonality and moisture regime control soil respiration, enzyme activities, and soil microbial biomass carbon in a semi-arid forest of Delhi, India

  RESP BA DHA PO MBC SOC ST SM
0–10 cm
RESP 1 −0.13 0.74** 0.66** 0.79** −0.66** 0.61** 0.88**
BA   1 0.25 −0.38** 0.10 0.64** −0.18 −0.00
DHA    1 0.26 0.73** −0.17 0.24 0.84**
PO     1 0.33* −0.59** 0.29** 0.48**
MBC      1 −0.40** 0.63** 0.82**
SOC       1 −0.76** −0.46**
ST        1 0.52**
SM         1
10–20 cm         
RESP 1 −0.26 0.72** 0.51** 0.86** −0.57** 0.61** 0.87**
BA   1 0.17 −0.47** −0.00 0.65** −0.29** −0.20
DHA    1 0.30* 0.80** −0.06 0.23 0.75**
PO     1 0.35* −0.46** 0.22 0.42**
MBC      1 0.31* 0.56** 0.77**
SOC       1 0.63** −0.33*
ST        1 0.53**
SM         1
  1. RESP soil respiration; BA β-glucosidase activity; DHA dehydrogenase activity; PO phenol oxidase activity; MBC microbial biomass carbon; SOC soil organic carbon; ST soil temperature; SM soil moisture
  2. *p < 0.05, significant correlation
  3. **p < 0.01; n = 48; significant correlation
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