Table 1 General additive model for Salix spp. to find out correlation among parameters.

From: Measurement of foliar H2O2 concentration can be an indicator of riparian vegetation management

Parameters

edf

Ref.df

F

p value

Approximate significance of smooth terms

s(Elevation)

1

1

0.41

0.53735

s(Soil Moisture)

1

1

14.230

 < 0.05

s(Soil TN)

1

1

0.001

0.97290

s(Soil TP)

1

1

0.359

0.56564

s(Soil TN: TP)

1

1

0.005

0.94761

  1. R-sq.(adj) = 0.766 Deviance explained = 85.6%.
  2. GCV = 20.288 Scale est. = 11.593.