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Table 3 Comparisons of toxicities, correlations, and statistical significances between two conditions (soil to water ratio 1:3 and 1:6)

From: Effects of properties of metal-contaminated soils on bacterial bioluminescence activity, seed germination, and root and shoot growth

Methods

Average activity (%) (soil to water ratio)

Correlation (r2) between two ratios

Statistics (p value)

1:3

1:6

Bioluminescence

92 ± 33.6

83 ± 16.5

0.4587

0.1720

Seed germination

95 ± 13.8

92 ± 11.4

0.6646

0.3393

Root growth

58 ± 23.0

62 ± 22.1

0.6246

0.4739

Shoot growth

105 ± 37.3

87 ± 21.4

0.6769

0.0191