Figure 8.

Anatomical observation of the fruit abscission zone (FAZ) of ‘Honeycrisp’ apple. (a) photograph shows the abscission zone (AZ) of the fruit located between the spur and pedicel of the fruit stalk; (b) photograph shows about 1 mm size of the AZ was manually dissected with a razer blade at each side of the abscission fracture plane; (c) microscopic view of the AZ region. The AZ looks like a funnel shape with constrictions in both sites. The broken line indicates the position of the abscission fracture plane. The AZ was stained using lactophenol cotton blue.