highly significantp < .001
For the soil depth treatment, we observed a highly significant main effect of soil depth, with deep soils having much higher NPP than shallow soils ( F 1,40 = 52.01, p < .001).
For the soil depth treatment, we observed a highly significant main effect of soil depth, with deep soils having much higher NPP than shallow soils ( F 1,40 = 52.01, p < .001).