T/CQCXY T/CQCXY003-T/CQCXY003-2024 Technical Specifications for the Harvesting, Storage, and Transportation of Daikon Radishes

Scope

Scope: This document specifies the harvesting, post-harvest processing, packaging, labeling, storage, and transportation of Caodou radishes in Chongqing City. This document applies to the harvesting and storage of Caodou radishes in Chongqing City; Main technical content: 3.1 Caodou radishes are a local variety of Chongqing City, also known as Ganshui radishes, belonging to the Cruciferae family. They are a local variety of Chinese radishes, characterized by a flattened, round fleshy root with white skin, high juice content, and tender texture. 4 Harvesting 4.1 Harvesting should be carried out at the appropriate time. Watering should be stopped within one week before harvesting. 4.2 Harvesting standards: Leaf color fades, the fleshy root is fully swollen, the base is round, not dehydrated or brittle, with good sweetness and crispness. 4.3 Precautions: Avoid mechanical damage during harvesting and avoid exposure to sunlight after harvesting. 5 Post-harvest processing 5.1 Field removal: Select radishes with consistent maturity in the field, remove or twist off the leaf tails of the radishes, and ensure that the fleshy root is not damaged. Carefully place the radishes in transfer baskets and transport them to the pre-processing room. 5.2 Cleaning: Use cool water (15°C–20°C) for cooling and washing. The cleaning water should comply with the requirements of GB 5749. 5.3 Grading: The grading of Caodou radishes should comply with the requirements of NY/T 1267, and the other parameters should refer to Table 1. Table 1: Grading requirements for Caodou radishes Grade Requirements Excellent: Single radish weight 1.5 kg–2.0 kg, uniform in shape, with individual weight differences not exceeding 10%, uniform and consistent in color, smooth and intact skin; no cracked roots, fibrous roots, thick skin, wrinkles, deformities, or mechanical damage. First-class: Single radish weight 1.0 kg–1.5 kg, relatively uniform in shape, with individual weight difference

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