Table 3 Comparisons of the optimal photosynthetic environment (net radiation (Rn), air temperature (Ta), vapor pressure deficit (VPD), soil water content (SWC) at 5 cm depth) and maximum photosynthetic capacity (GPPmax) before and after thinning.

From: Thinning altered the optimum photosynthetic environment in a subtropical coniferous plantation

Thinning treatment

Rn

(J m− 2 s− 1)

Ta

(°C)

VPD

(kPa)

SWC

(m3 m− 3)

GPPmax

(mg CO2 m− 2 s− 1)

pre-thinning

692.85 ± 51.38

23.43 ± 5.71

0.96 ± 0.14

0.20 ± 0.04

0.98 ± 0.30

post-thinning

693.92 ± 53.96

26.70 ± 4.16

1.10 ± 0.13

0.21 ± 0.05

1.11 ± 0.31