Accepted by New Zealand for Australian fruit imports. Hence, sets a precedent for similar imports from other countries. Cold disinfestation Fruit is cooled down to 0 degrees and held for 13-16 days. Mainly used for temperate climate fruits . An existing cold storage plant can be utilised.
Energy cost is very high, similar to heat treatments.
Hot water dips Immerse in hot water at about 50 degrees Celsius. All heat treatments effectively reduce self-life. Cool storage is also required. Very high energy cost. The treatment is very effective on immature stages of fruit fly.