Fig. 7From: Overexpression of transcription factor SlWRKY28 improved the tolerance of Populus davidiana × P. bolleana to alkaline salt stressPhotosynthetic capacity of overexpressed SlWRKY28 and NT plants under NaHCO3 stress. a phenotype of the plant. b Chlorophyll concentration. c mapping imaging on the FluorCam open chlorophyll fluorescence system. d Comparison of photosynthetic capacity differencesBack to article page