Table 1 Results of Standardized Major Axis (SMA) analyses of the bivariate relationships among timing of the peak of GPP and timing of cambial activity, cell enlargement and cell wall thickening and lignification in 81 sites across boreal, temperate and Mediterranean biomes

From: Partial asynchrony of coniferous forest carbon sources and sinks at the intra-annual time scale

Phenological stage

Biome

Y-intercept

Slope

95% CI slope

R2

Cambial activity

Boreal

118.01

0.51

0.34 - 0.77

0.50

Temperate

89.83

0.69

0.52 - 0.91

0.27

Mediterranean

52.71

0.98

0.56 - 1.71

0.40

Cell enlargement

Boreal

62.64

0.78

0.63 − 0.96

0.26

Temperate

59.74

0.78

0.63 − 0.96

0.43

Mediterranean

53.93

0.78

0.63 − 0.96

0.21

Cell wall thickening and lignification

Boreal

11.16

0.8

0.69 − 0.94

0.51

Temperate

23.73

0.8

0.69 − 0.94

0.31

Mediterranean

28.26

0.8

0.69 − 0.94

0.81