Skip to main content
. 2021 Dec 20;19:442. doi: 10.1186/s12951-021-01187-7

Fig. 6.

Fig. 6

Principal component analysis of all physiological parameters in muskmelon plants. Principal component analysis was conducted on the physiological indicators of muskmelon plants in the fourth (A), sixth (B), eighth (C), and eleventh (D) weeks. The horizontal axis is the extracted first and second principal components, respectively