救命！离开枝头就“自毁”，如何抢救？

Group 1 - The drama "The Lychee of Chang'an" reflects the challenges of the Tang Dynasty workplace, resonating deeply with modern workers and becoming a trending topic [1] - The story revolves around the transportation of fresh lychees from Guangdong to Chang'an, highlighting the difficulties faced by officials in ensuring the fruit's freshness over long distances [1][3] - Innovative preservation methods introduced in the drama include branch planting in pots, saltwater washing, and ice cooling to maintain lychee quality during transport [2] Group 2 - Guangdong, the largest lychee production area globally, is expected to produce over 1.6 million tons of lychees by 2025, a 30% increase from 2024 [5] - Post-harvest losses of lychees range from 18% to 30%, amounting to approximately 4 billion yuan annually, with only 0.3% of total production being exported due to preservation challenges [5] - Lychees are highly perishable, with their quality deteriorating rapidly after harvest, particularly in high-temperature and high-humidity conditions [5][7] Group 3 - Modern preservation techniques, including cold storage and humidity control, have enabled lychees to be exported beyond Southeast Asia to regions like Europe and America [8] - The use of advanced humidification systems in cold storage helps maintain the quality of lychees by controlling temperature and humidity levels [8][10] - The development of drying systems for fruits like lychees can mitigate economic losses due to spoilage and enhance the overall value of agricultural products [10]