Soil incubation

Average leaf area per plant/cm²

Shoot biomass/g dry mass

Root biomass/g dry mass

Root/Shoot

dry mass ratio

0% EPS

175.2 ± 39.54

1.098 ± 0.265

0.274 ± 0.026

0.261 ± 0.061

0.5% EPS

118.8 ± 7.69

0.804 ± 0.152

0.154 ± 0.013

0.195 ± 0.022

t statistic (df), p value

t(8) = 3.13, p > 0.0139

t(8) = 2.15, p > 0.0634

t(8) = 9.23, p < 0.0001

t(8) = 2.31, p > 0.049