Figure 1.

Muscle fiber characteristics of geese under different photoperiods. (A) Representative micrographs of hematoxylin and eosin (H&E) staining of leg muscles of geese reared under different photoperiods. (B) Measurement of cross-sectional area of leg muscle fibers of geese reared under different photoperiods. (C) Measurement of the diameter of leg muscle fibers of geese reared under different photoperiods. (D) Measurement of the number of muscle fibers per unit area of leg muscles of geese reared under different photoperiods. ∗∗ P < 0.01, ∗ P < 0.05, n = 6.