Cotton bracts are adapted to a microenvironment of concentrated CO2 produced by rapid fruit respiration

This work was supported by the National Natural Science Foundation of China [31060176 to Z.W.F.], National Key Technology Rand Program of China [2007BAD44B07 to Z.W.F.], Postdoctoral Fellowships for Research Abroad of the Japan Society for the Promotion of Science [21-674 to R.O.] and the Australian Research Council [DP1093827 to W.S.C.].