Treatment OM (%) EC (ds/cm) pH 1:1 Available S (ppm) Available P (ppm) Soluble cations  (meq/100g soil) Ca+2+Mg+2 Na+ K+ Nonsolarizad -FMC 1.3 7.83 7.72 404 54.67 11.15 1.4 0.033 +FMC 2.41 11.1 7.66 659 84.13 16.14 1.37 0.043  solarized -FMC 1.13 9.69 7.6 566 74.18 14.29 2.02 0.041 + FMC 1.76 12.21 7.61 745 107.58 22.98 2.01 0.053 LSD 1% 0.17 0.47 0.04 44 NS 0.79 NS NS Nonsolarizad - S 1.9 8.68 7.76 430 66.81 9.24 1.26 0.036 +S 1.81 10.25 7.62 633 71.99 18.06 1.51 0.041  solarized - S 1.34 7.31 7.68 432 84.2 10.3 1.9 0.042 +S 1.55 14.59 7.53 880 97.57 26.96 2.13 0.052 LSD 1% NS NS NS 37 4.07 0.68 NS NS Nonsolarizad Unino 1.69 8.94 7.7 468 61.66 13.67 1.35 0.036 Ino 2.02 9.99 7.67 595 77.14 13.63 1.43 0.04  solarized Unino 1.48 11.11 7.63 593 82.87 18.34 1.91 0.046 Ino 1.41 10.8 7.58 719 98.9 18.93 2.12 0.048 LSD 1% NS 0.26 NS NS NS NS NS NS

Table 5: The interaction effects of solarization, FMC and S addition, and inoculation with SOB on some soil properties, clay soil. FMC=filter mud cake, S=granuled elemental sulfur, Ino=inoculation with sulfur-oxidizing bacteria (SOB), EC=ds/m at 25°C 1:1 soil extract, pH=1:1 soil suspension.