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Table 2 Photosynthetic rate and respiration rate of the dark green (DG) and light green (LG) cucumber

From: Photosynthetic contribution and characteristics of cucumber stems and petioles

Plant organ Net photosynthetic rate
(μmol−2 s−1)
Respiratory rate
(μmol− 2 s− 1)
Total photosynthetic rate
(μmol− 2 s− 1)
DG Leaf blade 18.7 ± 0.26a −2.1 ± 0.29b 20.8
LG Leaf blade 18.6 ± 0.12a −2.3 ± 0.03b 20.9
DG Stem −0.2 ± 0.03c −2.0 ± 0.14b 1.7
LG Stem −0.4 ± 0.04d −2.1 ± 0.08b 1.7
DG Petiole 0.4 ± 0.07b −1.1 ± 0.13a 1.5
LG Petiole 0.2 ± 0.03bc −1.4 ± 0.13a 1.6
  1. The data represents mean values ± SE (n = 3) and were analysed according to Duncan’s multiple range test. Different letters indicate significant differences at P < 0.05