Fig. 4. Surface area changes of Braeburn apple slices after vacuum impregnation and
drying processes, data are determined in quadruple SD (n ¼ 8) and weight changes
are compared to native apple slices as control, data are expressed in percent SD
(n ¼ 8), bars marked by different letters are significantly different (p < 0.05 by onefactorial
ANOVA with LSD post hoc test).