3. Process Dose
1. Low dose application
A. Sprout inhibition of tubers, bulbs, rhizomes
B. Delay in ripening of fruits
C. Insect disinfestation of cereals, legumes.
<1 kGy
0.02-0.2 kGy
0.2-1.0 kGy
0.25-1.0 Kgy
2. Medium dose application
A. Shelf life improvement of meat, fish, fruits and
vegetables
B. Elimination of pathogens
C. Hygienization of spices
1-10 kGy
1.0-3.0 kGy
1.0-7.0 kGy
6.0-14.0 kGy
3. High dose application
Sterilization of packaged food
>10 kGy
5.0-25.0 kGy
FAO, WHO, IAEA (International atomic energy agency) concluded that food processed by radiation up to a dose of
10 kGy is safe for human consumption
*Source : Board of Radiation and Isotope Technology, Mumbai.
7. (a and b): X-ray images showing
signs of injury.
(c and d): Outer surface revealing no
abnormalities.
(e and f): Internal injuries revealed after cutting
open the peach.
9. Infestation in apple
(a) oriental fruit fly when it was implanting eggs ; (b) the pin-hole created after the eggs were implanted ; (c)
internal damage ; (d) internal infestation sites ; (e) the original X-ray image of the apple, and the detection results
is shown in (f).
10. (a) : Photographs of a dissected apple; (b-d) : apple scanned from multiple different
angles;
(e–g) : The segmentation results of the proposed image processing
11. (a and d): cut into centre ; (b and e): sign of injury ; (c and f): detector
result
12. (a) Photographs of an orange cut in different areas ; (b) X-ray scanning System; (c)
detector result.
