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. 2021 Oct 12;10(10):2162. doi: 10.3390/plants10102162

Figure 1.

Figure 1

Spectra of the LED treatments (Blue 435 nm rich treatment, Blue 450 nm rich treatment and Red rich treatment), as measured by an UPRtek spectrophotometer: (A) the relative light intensity. (B) The radiant density of the light spectrum intensity.