“…There are already abundant reports showing that leaf area, size, or structure is decreased by UV-B (Barnes et al, 1996;Nogues et al, 1998;Cooley et al, 2001;Kakani et al, 2003b;Wargent et al, 2009;Kataria, Guruprasad, 2012b;Klem et al, 2012;Zhang et al, 2012;Fina et al, 2017;Rai, Agrawal, 2017;Rana, Abdulkarim, 2021). With the addition of UV-B rays, reduction of leaf size was mainly associated with the reduced epidermal cell size Jacque et al, 2011), increased cell wall peroxidase activity, and collateral decrease in the number of cells (Wargent et al, 2009).…”