New Launch
Sea-freight export technology for papaya to Canada
This sea-freight export technology for papaya to Canada integrates fruit harvest maturity determination, hot water dip treatment, forced-air precooling, and controlled-atmosphere transportation to improve the arrival quality and extend retail shelf life of ‘Tainung No. 2’ papaya after distant marine shipment to Canada. Shipping trials have shown that ‘Tainung No. 2’ papaya can be successfully transported to Vancouver, Canada, achieving an impressive marketability ratio of 93-97% upon arrival. Once the papayas are moved to ambient temperature, they typically ripen normally within about 10 days.
Taiwan-grown ‘Tainung No. 2’ papaya is a high-quality fruit that can be produced year-round, presenting significant export potential to international markets. However, the product is highly perishable and sensitive to cold temperatures. During long-term sea shipments, it is crucial to manage disease control, minimize the risk of chilling injury, and ensure the fruit can ripen normally upon arrival. This technology specifically targets the Vancouver, Canada market and employs a hot-water dip treatment to prevent postharvest decay. Additionally, both forced-air cooling to rapidly lower the fruit's temperature and transportation under controlled atmosphere conditions help reduce the fruit’s metabolism and ethylene production. This combination effectively delays ripening and senescence. Shipping trial results indicate that this technology can reduce the incidence of disease upon arrival and during the ripening process at room temperature, increasing the marketability of the fruit to 93-97%. When placed on retail shelves at room temperature, the fruit typically ripens in about 10 days. This technology offers a strong model for expanding distant markets for papaya through marine export.
