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. 2021 May 31;19(2):15593258211014646. doi: 10.1177/15593258211014646

Table 2.

Mean Sum of Squares From ANOVA of Data for Growth and Physio-Chemical Attributes of Wheat Cultivars Treated With Si Under Cadmium Stress.

Source of Variance Cultivars (CV), df = 1 Cadmium (Cd), df = 2 Silicon (Si), df = 2 CV × Cd, df = 2 CV × Si, df = 2 Cd × Si, df = 4 CV × Cd × Si, df = 4 Error, df = 36
Root length 62.875*** 36.622*** 3.922*** 0.430*** 0.281*** 0.081** 0.159*** 0.0299
Shoot length 49.832*** 110.262*** 2.399*** 0.223* 0.120ns 0.032ns 0.042ns 0.068
Shoot fresh weight 18.963*** 31.062*** 2.657*** 0.054ns 0.146ns 0.113ns 0.038ns 0.0622
Shoot dry weight 1.356*** 1.439*** 0.128*** 0.005* 0.009** 0.004* 0.0007ns 0.00165
Root fresh weight 3.190*** 4.461*** 0.481*** 0.040** 0.004ns 0.018ns 0.003ns 0.00895
Root dry weight 0.199*** 0.355*** 0.038*** 0.0001ns 0.007** 0.0002ns 0.00004ns 0.00140
Chlorophyll a 0.6350*** 1.0485*** 0.0288*** 0.0091** 0.00008ns 0.00068ns 0.00042ns 0.00113
Chlorophyll b 0.9180*** 0.6608*** 0.0233*** 0.01701*** 0.00057ns 0.00064ns 0.00019ns 0.00113
Total chlorophyll 3.0816*** 3.3665*** 0.1036*** 0.0472*** 0.00103ns 0.00224ns 0.00030ns 0.00127
Total carotenoid 0.0126*** 0.0089*** 2.72 × 10-4*** 1.73 × 10-5ns 4.31 × 10-6ns 3.78 × 10-6ns 3.37 × 10-6ns 8.56 × 10-6
Hydrogen peroxide 245.08*** 95.595*** 10.050*** 5.845*** 1.635*** 0.398** 0.111ns 0.128
Malondialdehyde 41.724*** 21.929*** 0.849*** 1.273*** 0.1599*** 0.042** 0.0325ns 0.0237
Electrolyte leakage 3855.18** 2681.42*** 197.67*** 145.23*** 9.62* 1.16ns 3.12ns 3.28
TSP 6.738*** 3.362*** 0.357*** 0.085*** 0.0103ns 0.0032ns 0.00146ns 0.00490
Anthocyanin 1.689*** 2.325*** 0.268*** 0.014** 0.013** 0.006* 0.004ns 0.00277
SOD 484.69*** 322.47*** 119.47*** 2.135ns 0.294ns 3.999* 0.389ns 1.513
POD 5162.5*** 5271.11*** 1498.09*** 25.66ns 15.16ns 8.39ns 10.45ns 33.25
CAT 121793*** 37923*** 9378*** 892*** 37ns 81ns 19ns 79
APX 43896*** 25669.7*** 6910.3*** 404.8*** 54.5ns 41.3ns 89.8* 39.1
Root Fe2+ 42629*** 31543.5*** 6487.1*** 478.9*** 1875.6*** 34.6ns 20.8ns 56.9
Shoot Fe2+ 20193*** 11275.2*** 2066.2*** 67.2ns 46.8ns 41.6ns 5.8ns 33.7
Root Zn2+ 12138** 2681*** 333.1*** 232.2*** 9.6ns 2.5ns 14ns 12.6
Shoot Zn2+ 1262.4*** 497.31*** 34.30*** 14.64*** 0.20ns 0.37ns 0.17ns 0.88
Root Mg2+ 116361*** 25978*** 5828*** 770*** 10ns 154** 125** 39
Shoot Mg2+ 51746*** 25126.2*** 3317.7*** 109.4** 131.6** 49.7ns 10.0ns 27.6
Root Cd2+ 12.033*** 152.368*** 11.655*** 2.317*** 0.034ns 2.150*** 0.034ns 0.048
Shoot Cd2+ 2.8921*** 17.764*** 1.1299*** 0.591*** 0.036*** 0.1734*** 0.0218*** 0.0050
Root Si 0.6828*** 0.9447*** 0.7219*** 0.0788*** 0.0155*** 0.0417*** 0.0047** 0.00146
Shoot Si 0.2790*** 0.2440*** 0.0221*** 0.0085*** 0.0032*** 0.0004ns 0.0005ns 0.00051

Abbreviations: TSP, total soluble protein; SOD, superoxide dismutase; POD, peroxidase; CAT, catalase; APX, ascorbate peroxidase; Fe2+, iron ion; Zn2+, zinc ion; Mg2+, magnesium ion; Cd2+, cadmium; Si, silicon.

***, **, * = significant at 0.001, 0.01 and 0.05 levels, respectively.