Research on the production of high quality sweet persimmon

Breeding of new cultivars with early maturity and high quality.

Establishment of cultural technology for saving of labor and production of high quality fruit.

Postharvest technology for fruit freshness during storage.

Performance

1.Research on enhancement of productivity and quality of sweet persimmon

• How to store the persimmon seeds to be used as rootstock : germination increased by 2.4 times from 33.6 to 81.3% / PE bag in 5℃.
• Effect of bud-thinning and fruit-thinning in mid-May and late-July respectively on the fruit quality : fruit weight increased by 9% and income was enhanced by 50%.
• Applied for the trademark for Internet sweet persimmon snack.

2.Increasing the value by increasing the storage capability.

• Improved the packing method to maintain the freshness of sweet persimmon for exports: increased the hardness of the products by 2.1 times.
• Packing method of sweet persimmon for exports to keep the freshness.
  - Precooling down to 2-5℃ for 1 - 2 days, heating adhesion, sealed with ethylene gas absorbers.
• Developing the seedbed tray proper to the automatic onion transplanting machine (registered as new design)
  - Developed products: circular synthetic resin products with 348 holes and rectangular products.
• Connection method between packing paper and support with PE film
  - heating adhesion, which is registered as new design.