Liaozhong grape is a traditional agricultural product in Liaozhong County. It is a regional specialty product and a traditional brand. Liaozhong grape is a combination of natural ecological conditions and traditional cultivation techniques. It has been gradually developed through long-term practice, cultivation and innovation. The grapes in Liaozhong are non-nuclear, natural purple-red, and yellow-green in flesh. They are famous for their thin and juicy skin, sweet and sour taste, rich nutrition, and rich rose fragrance.

Technical requirements for quality of Liaozhong grape I. Variety of rose fragrant, jumbo, coloring fragrant, site soil The soil is loam or sandy loam soil, the soil thickness is not less than 60cm, the soil pH is 6.5 to 7.5, and the organic matter content is ≥1.5%. Third, cultivation management Breeding: Breeding with cold-resistant rootstock grafting method. 2. 3. Fertilization: Annual application of decomposed organic fertilizer ≥ 22.5t / hectare. 4. Yield control: rose scent production ≤ 22t / hectare, giant peak production ≤ 30t / hectare, coloring fragrant production ≤ 25t / hectare. 5. Environmental and safety requirements: The use of pesticides, fertilizers, etc. must comply with relevant national regulations and must not pollute the environment. 4. During the harvest period, the rose scent is in the middle and late September, the peak is in the middle of September, and the coloring is in the late August. V. Quality characteristics 1. Sensory characteristics: the ears are neat, the fruit is even, and the color is deep; the aroma is rich and juicy. 2. Giant spike weight ≥600g, soluble solid content ≥15%, titratable acid content 0.6%~0.7%. The coloring ear weight is ≥170g, the soluble solid content is ≥16%, and the titratable acid content is 0.4%-0.5%. 3. Safety and other quality technical requirements: Product safety and other quality technical requirements must comply with relevant national regulations.

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Producers within the Liaozhong grape production area may apply to the Liaoning Provincial Quality and Technical Supervision Bureau for the use of the “Special Mark for Geographical Indication Products”, which shall be reviewed by the Liaoning Provincial Bureau of Quality and Technical Supervision and announced to the General Administration of Quality Supervision, Inspection and Quarantine for approval. . The detection mechanism of the Liaozhong grape is selected by the Liaoning Provincial Bureau of Quality and Technical Supervision in a testing institution that meets the qualification requirements.