The browning index was assessed by measuring the extent of
browning area on the surface of banana fruit using the following
scale (Huang and Jiang, 2012): 1 = no browning; 2 = 1/2 browning; 5 = >1/2 browning. The
browning index was calculated using the formula:browning of
scale
×
fingers within each class/(total fingers
×
total scales). Each
treatment was divided into three groups to evaluate the average
values.