Fig. 4

Diurnal changes in A1-2 maximal photochemical efficiency (Fv/Fm), B1-2 nonphotochemical quenching (NPQ), C1-2 photochemical quenching (qP), and D1-2 quantum yield of PSII (ФPSII) of Liriope muscari plants grown under high (HI), medium (MI) and low (LI) incident PAR in group1 (A1, B1, C1, D1) and group2 (A2, B2, C2, D2). Mean ± SE (n = 3)