Yali is a specialty of Dingzhou. It has a planting history of more than 2,000 years. During the planting process, the fruit growers have cultivated Dingzhou Yali, which is well-known at home and abroad. In 2002, Dingzhou was named the “Hometown of Yali”.

The Dingzhou Yali tree is strong, the bark is dark gray-brown, the annual branches are yellow-brown, the perennial branches are reddish-brown, and the rate of branching is low. The leaves are broadly ovoid, apex acuminate or apex, base round or broadly round, fruit shape is beautiful, pear stems are protruding, resembling duck head, with large, thin skin, small nuclear, fine meat, sweet and sour It is suitable for the domestic and foreign markets, and is exported to Southeast Asia, Russia, the United States, Canada and other countries. It is known for its palatable, long-lasting fragrance, crisp but not greasy, beautiful appearance, storage-resistance and nutrient-rich, and is known as “natural nectar”. In 1994, he won the gold medal of the National Famous and Excellent Special Product Expo. In the same year, he was approved by the US Commodity Inspection Bureau. In 1997, he was awarded the title of “Famous Brand Product” in the first Agricultural Products Expo of Hebei Province. Mrs. Li and the legend of Dingzhou Yali, 2000 years ago, Li Yannian, a musician of the Western Han Dynasty, thought of her sister’s beauty under the pear tree in the moonlight night. She wrote a poem about the poem of the country, and recommended her sister to Emperor Wu of Han Dynasty. When Emperor Wu saw it, he was shocked by the heavens and was extremely favored. Mrs. Li likes to eat Dingzhou Yali. The Emperor Wu of the Han Dynasty ordered the farmers in Zhongshan to plant it extensively and chose the pears as the court tribute. In the history of Su Shi and Dingzhou Yali, Su Shi was appointed as a pear in Dingzhou. Nowadays, the hand-planting scorpion is still there, but the pear tree is missing because of the short age. However, there is a name for the poems of the pear flower. "Pear blossoms are pale and pale, and the catkins fly in the city. The east bar is a snow, and life is a bit clear!"

Dingzhou Yali Quality Technical Requirements I. Product Name Dingzhou Yali II. Protection Scope Dingzhou Beicheng District, Chang'an Road Sub-district Office, Liuzao Town, Lijiagu Town, Dongliuchun Township, Daluzhuang Township, West The 7 townships in urban and rural areas have administrative areas. Third, the quality and technical requirements 1, variety, pear. 2. Site conditions The soil type is sandy soil and sandy loam soil; the soil pH is 7.5-8.4, and the organic matter content is ≥0.9%. 3. Cultivation and management Seedling reproduction: grafting seedlings with Du pear as rootstock. Planting time: from mid-March to early April or mid-September to early October. Planting density: ≤ 4,500 plants per hectare. Fertilization: ≥ 30 tons of fertilized organic fertilizer per hectare per year. Plastic pruning: mainly based on winter shears, supplemented by summer shears, and the amount of retained branches is ≤750,000 branches/ha. Production control: ≤45 tons per hectare. Environmental and safety requirements: The use of pesticides, fertilizers, etc. must comply with relevant national regulations and must not pollute the environment. 4. Harvesting In late September, the recovery of soluble solids content ≥ 10.5% began. Fourth, the quality characteristics 1. Sensory characteristics: fruit shape is correct, yellow-green, thin skin, juicy, crispy taste, fine (very few stone cells), moderate sweet and sour. 2. Physical and chemical indicators: soluble solid content ≥ 11.5%, acid content ≤ 0.1g / L, single fruit weight ≥ 180g. 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 scope of Dingzhou Yali's production area may submit an application to the Dingzhou Municipal Bureau of Quality and Technical Supervision for the use of the “Special Mark for Geographical Indication Products”, which shall be reviewed by the Hebei Provincial Bureau of Quality and Technical Supervision and reported to the General Administration of Quality Supervision, Inspection and Quarantine for approval. The testing organization of Dingzhou Yali is selected by the Hebei Provincial Bureau of Quality and Technical Supervision in the testing institutions that meet the qualification requirements.