Figure 3. Actual and predicted values for effect of leaf-to-air vapor pressure difference (LVPD) on stomatal conductance (Gs) for 3 containerized shrub species growing over turf and pine-bark mulch (August 27,1995). Predicted regression line equations are followed by r2 values and significance for the equation.
R. trilobata over turf (a): Gs = 107.1085 – 13.9866x, F = 0.0610, P = 0.0081
R. trilobata over mulch (a):Gs = 67.0408 – 4.7672x, r2 = 0.0371, P= 0.0512
E. kiautschovicus over turf (b): Gs = 58.5610 –7.2548X, r2 = 0.1211, P= 0.0001
E. kiautschovicus over mulch (b): Gs = 42.4121 – 4.6014x, r2 = 0.0762, P = 0.0037
C. sericea over turf (c): Gs = 47.1067 – 5.619x, r2 = 0.0595, P= 0.0122
C. sericea over mulch (c): Gs = 43.3024 – 4.3090x, r2 = 0.0680, P = 0.0059