GB/T 40964-2021Standard operating procedure of cold-chain circulation for peach (English PDF)

3.1 Cold-chain circulation

Refrigeration technology is used as a means to keep fresh agricultural products post-harvest processing, pre-cooling, storage, transportation, distribution, sales and other links always suitable Low temperature circulation system.

3.2 Precooling

After the fruit is harvested, the field heat is quickly removed, and the initial temperature quickly drops to a suitable storage and transportation temperature above the freezing point.

4.1 Harvest

4.1.1 It is advisable to choose sunny days to harvest, avoid rainy, foggy, or after rain and sunny days with high temperature and dew.

4.1.2 When harvesting reaches harvestable maturity, harvest in stages and batches. Freshly sold at close distance within 500km, it should be harvested in full, medium and long-distance over 500km For long-distance sales or storage, it is advisable to harvest them at eight or nine years of maturity. The maturity should be judged according to the fruit ripening period and color, sugar content, hardness and other indicators. The body is implemented in accordance with the provisions of NY/T 586.

4.1.3 When harvesting, turn the fruit gently, keep the stalk, and handle it gently to prevent mechanical damage.

4.1.4 The transportation packaging for harvesting should adopt plastic turnover boxes, and mechanical damage should be avoided during harvesting and transportation.

4.1.5 The harvested fruits should be placed in a cool and ventilated place, and avoid the sun or rain.

4.2 Classification

4.2.1 Sensory requirements

The fruit should be fresh and clean, free from bumps, diseases and insect pests and other fruit surface defects, without abnormal external moisture, and should have the normal fruit shape and color of this variety […]