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Table 2 Physicochemical properties of sampled soils

From: Impact of human disturbances on soil cyanobacteria diversity and distribution in suburban arid area of Marrakesh, Morocco

Parameter pH EC H TOC PO4-P NH4-N NO3-N
S1 F 9.04a±0.01 180.3f±1.80 6.55f±0.05 0.63f± 0.03 0.17f±0.00 0.02d±0.00 0.07b±0.00
M 8.03a±0.00 179.8f± 1.80 3.90f±0.01 0.43f± 0.03 0.16f± 0.01 0.01d±0.00 0.07b±0.00
S2 F 7.16d±0.00 517.5e± 52.50 15.47c±0.05 3.61c± 1.85 0.96d±0.12 0.02d±0.00 0.09b±0.01
M 7.64b±0.00 488.45e± 8.45 12.84c±0.02 2.22d± 1.11 0.82d±0.12 0.02d±0.00 0.08b±0.00
S3 F 7.29c±0.02 698.5d± 2.50 26.04a±0.31 5.26b± 0.00 1.03c± 0.06 0.10c±0.00 0.13a±0.00
M 7.65b± 0.07 667.5d± 2.50 19.70a±0.08 4.44c± 1.11 1.02c± 0.16 0.11c±0.00 0.10a±0.00
S4 F 7.33c± 0.02 3175a±5.00 8.07d±0.02 7.40a± 1.05 2.03a ±0.10 0.14a±0.00 0.17a±0.01
M 7.77b±0.00 3127.5a± 2.50 7.95e±0.03 6.66a± 1.33 1.58a± 0.01 0.16a±0 0.15a±0.01
S5 F 7.20d± 0.20 856c±4.00 18.58b±0.17 6.66a±0.00 1.28b±0.15 0.12b±0.00 0.15a±0.01
M 7.10c± 0.30 910c± 20.00 16.90b±0.01 5.55b± 1.11 1.19b±0.01 0.11b±0.00 0.13a±0.00
S6 F 7.54b±0.01 2250b± 10.00 7.50e±0.08 1.85d± 1.85 0.72e± 0.09 0.01d±0.00 0.03c±0.00
M 7.31c ± 0.17 2136.5b± 3.50 8.92d±0.02 1.66e± 0.83 0.41e± 0.04 0.01d ±0.00 0.05c±0.00
Significance  
 Total effect of disturbance (A) *** *** *** *** *** *** *
 Total effect of sampling time (B) NS *** *** *** *** NS ***
 A × B *** *** *** *** *** *** *
  1. The values are denoted as mean ± standard error (n=3). Values with the same letters within each column indicate no significant difference (p<0.05) by Tukey test. NS not significant, *p<0.05 significant differences, ***p<0.001 highly significant differences using two-way ANOVA and Tukey test, EC electrical conductivity in (μs/cm), H humidity in (%); TOC: Total organic carbon in (% C); NH4-N: Ammonium nitrogen in (%); NO3-N: Nitrate nitrogen in (%); PO4-P: available phosphorus in (mg/g soil). F: February; M: May. PO4-P available phosphorus in (mg/g soil), F February, M May