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Botanical Studies
Fig. 2 | Botanical Studies

Fig. 2

From: Effects of light-emitting diode supplementary lighting on the winter growth of greenhouse plants in the Yangtze River Delta of China

Fig. 2

Vegetative characteristics and dry mass of peppers grown under LED light supplementation during dark period. Different letters indicate a significant difference at p < 0.05. The R:B ratios of LED-A and LED-B were 6:3 and 8:1, respectively, and the control group received no light. a illustrates the plant height under different lighting treatments; b illustrates the stem diameter of plants under different lighting treatments; c explains the canopy width of plants under different lighting treatments; d explains the whole dry weight of plants under different lighting treatments

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