T/SLRA 01-2024 Shulan rice

Scope

Main technical contents: 5.1 Natural Environment 5.1.1 Annual average sunshine duration is 2,400–2,700 hours. 5.1.2 Annual average temperature is 4–6°C. During the rice growing season, the average temperature is 18–24°C, with a day-night temperature difference of 13°C and a maximum temperature difference of nearly 20°C. The frost-free period lasts 110–135 days. 5.1.3 Annual average precipitation is 650–682 mm. 5.1.4 Soil - The soil has good permeability, with an organic matter content of up to 3.14%. - The pH value of the topsoil ranges from 6.0 to 7.2. 5.1.5 Water Source - The annual average precipitation in this area is 682.6 mm, with a water hardness of 58.7 mg/L and a pH value of 6.8. 5.1.6 Environmental Air - The atmospheric environment in this area meets the national A-level green food air quality standards. 5.2 Raw Materials - Seeds should be selected from high-quality rice varieties that have passed national or local approval. The seed quality should comply with GB 4404.1 standards. 5.3 Processing Technology - High-quality Shulan rice should undergo polishing and white rice grading processes. 5.4 Sensory Requirements - Shulan rice should have no unusual odors or live insects. - The rice grains should be semi-transparent, with a clear and glossy color. - When cooked, it should have a unique fragrance, a soft and slightly sticky texture, a sweet flavor, and an oily sheen on the surface. Even after cooling, it should maintain a good taste. 5.5 Processing Quality 5.6 Physicochemical Indicators 5.7 Hygiene Indicators - Comply with GB 2715 standards.

Development Information

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