Table 1

The response of Rubisco activation in cotton and tobacco to leaf temperature, Ci, and O2 concentration

SpeciesCi, μbarO2, mbarRubisco activation, % ± SE
28°C37°C
Cotton28021091  ± 274  ± 4
2801077  ± 162  ± 6
700210ND62  ± 2
70010ND50  ± 3
1,20021047  ± 249  ± 4
1,20010ND39  ± 3
Tobacco28021092  ± 277  ± 1
2801066  ± 553  ± 5
95021065  ± 659  ± 2
95010ND39  ± 7
  • ND, not determined.