Fig. 2
Principle component analysis (PCA) of 148 volatile compounds determined in ‘Fortune’, ‘Murcott’ and the 116 F1 hybrits in H1–13. a) Points show the PCA scores of each line, ‘Fortune’ and ‘Murcott’ are highlighted in green and red, respectively. b) Loading plots of each volatile compound. The numbers can be found in the second column (volatile code) preceded by Pk in Additional files 1 and 2