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Table 1 Panicle photosynthetic gas exchange parameters of the rice cultivars measured 5 days after heading

From: An in situ approach to characterizing photosynthetic gas exchange of rice panicle

Year Cultivar Panicle Anet (nmol s−1) Panicle Agross (nmol s−1) Panicle Rd (nmol s−1) Spikelet Anet (nmol s−1) Spikelet Agross (nmol s−1) Spikelet Rd (nmol s−1)
2015 YLY900 12 ± 2.4a 49 ± 2.8a 37 ± 1.5a 0.035 ± 0.003a 0.147 ± 0.011b 0.111 ± 0.013a
CY1000 7.2 ± 1.3b 43.6 ± 7a 36.4 ± 7.3a 0.015 ± 0.004b 0.091 ± 0.005c 0.075 ± 0.005b
SY63 11.8 ± 2.2a 42.8 ± 2.7a 31 ± 2.8a 0.051 ± 0.012a 0.185 ± 0.014a 0.133 ± 0.007a
9311 10.9 ± 1.4ab 46 ± 3.4a 35 ± 3.9a 0.044 ± 0.009a 0.182 ± 0.007ab 0.138 ± 0.003a
XS134 2.7 ± 1.1c 18.1 ± 3.4b 15.4 ± 2.5b 0.012 ± 0.005b 0.078 ± 0.022c 0.067 ± 0.017b
2016 YLY900 7.3 ± 2.4b 47.5 ± 4.1a 40.2 ± 5.6a 0.021 ± 0.007bc 0.136 ± 0.011b 0.115 ± 0.014b
CY1000 6.9 ± 2.2b 44.3 ± 4ab 37.4 ± 4.6ab 0.017 ± 0.006bc 0.106 ± 0.013bc 0.089 ± 0.01bc
SY63 15 ± 3a 49.6 ± 4.3a 34.6 ± 5.3ab 0.075 ± 0.016a 0.248 ± 0.021a 0.172 ± 0.023a
9311 11.9 ± 2.6ab 53.6 ± 3.9a 45.5 ± 4.5a 0.052 ± 0.009a 0.243 ± 0.005a 0.205 ± 0.021a
XS134 −3.3 ± 3.4c 17.1 ± 4.4d 20.3 ± 6.4c −0.014 ± 0.014d 0.075 ± 0.018 cd 0.089 ± 0.026bc
YY538 −0.4 ± 2.4c 25.8 ± 4.7 cd 26.2 ± 4.1bc −0.001 ± 0.006 cd 0.06 ± 0.009d 0.062 ± 0.011c
YY17 9.3 ± 3.1ab 36 ± 5.8bc 26.8 ± 5.6bc 0.024 ± 0.009b 0.091 ± 0.01 cd 0.068 ± 0.01c
  1. Data presented are mean values with s.d. (n = 3 in year 2015; n = 5 in year 2016). Data followed by different letters are statistically different at p-value < 0.05