Performance evaluation of a novel adjustable lampshade-type reflector (ALR) in indoor farming practice using choy sum (<i>Brassica rapa</i> var. <i>parachinensis</i>).

Under both LDU requirements, an increasing trend was shown when the included angle increased from 23° to 32°, while a gradually decreasing trend was observed when the included angle further increased from 32° to 35° ( Table 2 ).

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