Yongchun Lugan is one of the traditional famous specialty products in Yongchun County. It has the characteristics of large and straight fruit shape, orange-yellow color, thin peel, sweet and sweet juice, unique flavor and rich in vitamins. It has a good reputation in the domestic and foreign markets. The fruit trader calls it "Oriental Fruit."

History and Humanities Yongchun citrus cultivation time is short and the development speed is fast. In the history of the examination, there is no record of citrus cultivation in Yongchun County. The Ming and Qing Dynasties only recorded fruit trees such as citrus, bergamot, and orange with the same citrus. In 1932, a batch of citrus seedlings were planted in Yongzhou, but the survival rate was very low. Until 1953, Mr. You Yangzu, an old Indonesian overseas Chinese, returned to his hometown of Dapu Township in Yongchun County. He soon opened a citrus garden in Dapu Menghu Mountain, introduced the famous citrus species, and set up an overseas Chinese farm to become a citrus. Advocate. In 1958, the county's citrus area developed to 476 acres, but the output was only 300 (15 tons). From 1955 to 1977, it was the stage of expansion of Yongchun citrus. By 1977, 0.84 million mu had been planted, and the output reached 79,120 dan (3,956 ton). The area and output of citrus in the county jumped to the first place in Fujian Province. By 1990, the county's citrus planting area reached 97,000 mu, accounting for 98% of the total area of ​​citrus, and the output was about 38,300 tons, accounting for 90% of the total citrus production. From October to December each year, it is 70,000 mu of Yongchun citrus, accounting for 70% of the total cultivation. In 2005, the county planted more than 100,000 mu of citrus, with an annual social output of 1 million cubits. The area and output have ranked first in the province for 15 consecutive years. It is known as the “hometown of citrus”, in which citrus accounts for Yongchun citrus. The output is over 80%.

Yongchun citrus quality technical requirements (a) site conditions. Choose an altitude of less than 600 meters, the annual average temperature of 18 ° C to 21 ° C, ≥ 10 ° C annual accumulated temperature of 6000 ° C to 7350 ° C area planting. The soil has good texture, loose and fertile, the soil depth is ≥80cm, the groundwater level is below 80cm, and the organic matter content is ≥1.5%. (2) Cultivation management. 1. Seedlings: Select scion from pure and excellent citrus, choose suitable rootstock, graft and breed, and cultivate excellent seedlings. 2. Planting methods and planting density: Slope orchards should be cast horizontal terraces; the permanent plant density is about 50 per mu. 3. Soil management: On the basis of deep cultivation and soil improvement, natural grass cultivation is carried out, and the surface soil is periodically cultivated every year or every other year. 4. Fertilization management: application of organic fertilizer, combined with the application of chemical fertilizers. (3) Harvesting and storage. The fruit is harvested after it is ripe. The film single fruit package is stored at room temperature and the storage period is less than 4 months. (4) Quality characteristics. 1. Sensory requirements: fruit-shaped oblate or high oblate, fruit shape index 0.70 to 0.85, fruit diameter 6cm to 9cm; peel orange-yellow to deep orange; peel and pulp combined tightly, easy to peel. The flesh texture is crisp and tender, the juice is more slag, the sweet and sour is moderate, and the flavor is rich. 2. Physical and chemical requirements: soluble solids ≥ 10.5%, total acid ≤ 1.0%, edible rate ≥ 65%.

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Producers within the scope of protection of Yongchun Lugan Geographical Indication Products may submit an application to the Yongchun County Quality and Technical Supervision Bureau for the use of the “Special Mark for Geographical Indication Products”, which shall be approved by the General Administration of Quality Supervision, Inspection and Quarantine.