Fengjie navel orange, bright orange red and large fruit, smooth and delicate skin reveals golden luster, crisp and fleshy entrance and slag, called the king of navel orange. It has long sunshine in the Three Gorges Valley, close to the slope inversion layer under the snow line, moderate air relative humidity that is difficult to buy, and land with potassium and selenium. It benefits from the unique natural climatic conditions. The shape of the fruit shape is correct, the color is orange and red, and the unique flavor of “nutrition rich, moderate sweet and sour, crisp and tender slag, and orange scent” is well-known in China and abroad and is loved by the world.

The predecessor of Fengjie Navel Orange is Fengjie citrus. The cultivation began in the Han Dynasty and has a long history. The production area is located in the Three Gorges reservoir area and has three ecological advantages of “no typhoon, no freezing damage, no quarantine pests and diseases”. According to the "Han Geography" records: "Fish belly (now Fengjie) 朐 有 有 有 Orange Official", "Han Zhi" records "Pomelo in the province are all out, only 夔 (now Fengjie) producers sweet and edible." In the Tang Dynasty, Fengjie Navel Orange has become a product used by the court, and the "New Tang Book" contains: "The tribute of the tribute to the citrus." With the development of the times, Fengjie navel orange is more and more popular among the world, and the brand is well-known at home and abroad. In 1935, Fengjie County introduced the establishment of ordinary sweet orange and red orange. In 1953, Fengjie Navel Orange officially began breeding in Fengjie County. By 1972, the parent tree of Fengyuan 72-1 had been successfully selected. Sichuan Province passed the appraisal of relevant scientific research units, and in 1973, it exchanged 105 plants and established the first generation of asexual reproduction mother garden. In 1977, the Chinese Academy of Agricultural Sciences held a new selection of citrus new varieties, and Fengjie Navel Orange won the first place. Since then, Fengyuan 72-1 navel orange and Fengjie place names have been linked together, and they have been directly called “Fengjie Navel Orange”, gradually becoming nationwide. Have visibility. In January 1979, the State Planning Commission and the Ministry of Foreign Trade decided to build an export navel orange base county in Fengjie County and began to develop in the county. In 1980, the production of commodities was formed. So far, the navel orange was quickly known to consumers. In 2000, Chongqing Agricultural and Economic Crops Appraisal Committee named Fengyuan 72-1 Navel Orange as “Fengjie Navel Orange”. In 2006, the State Administration for Industry and Commerce officially approved the “Fengjie Navel Orange” as a geographical certification mark. When Fengjie Navel Orange was tested and sold in Hong Kong, Hong Kong Wufengxing (now China Resources Wufenghang Agricultural Products Co., Ltd.) and Fengchang Company once commented: “Fengjie navel orange has a correct shape, elegant appearance, good sweetness, more tender meat, and American navel orange is beautiful." In 1997, "People's Daily" focused on "a 'Navel Orange King' with 200,000 rich villagers", and reported that a 72-1 mother tree in Fengjie County has grown to 130,000 mu, with a yield of more than 60,000 tons. The big industry news with per capita income of more than 3,000 yuan laid the foundation for Fengjie Navel Orange's reputation as the "first orange in the world".

Fengjie navel orange quality technical requirements (a) varieties. Fengyuan navel orange, phoenix early navel orange, phoenix late navel orange. (2) Site conditions. The altitude of the protected area is ≤500 meters. The soil texture is clay, loam, gravel soil and sandy loam. The thickness of the soil layer is more than 60 cm, the pH value is 6 to 7.8, and the organic matter is ≥0.9%. (3) Cultivation techniques. 1. Breeding of seedlings: Using red oranges, clams, oranges or oranges as rootstocks, collecting scion grafting from maternal plants without quarantine pests and diseases. 2. Colonization: The spring planting time is from late February to the end of March, and the autumn is from mid-September to mid-October. The number of plants per hectare is ≤750. 3. Fertilizer and water: Apply organic fertilizer ≥7,500 kg per hectare per year. 4. Plastic trimming: The tree body is ventilated and permeable by trimming. 5. Harvest: Fengyang navel orange harvested after November 15th, soluble solids ≥10.3%; Fengyuan navel orange harvested after December 10th, soluble solids ≥10.1%; Fengyue navel orange after February 20th, soluble Harvested when solids ≥ 10.4%. 6. Environmental and safety requirements: The use of pesticides, fertilizers, etc. must comply with relevant national regulations and must not pollute the environment. (4) Quality characteristics. 1. Sensory characteristics: The index of the project is round or short elliptical, neat; the color of the peel is orange or orange-red, the fruit surface is smoother; the diameter of the umbilicus is ≤10mm, no obvious protrusion; the flesh is orange, the crispy slag is sweet. Mainly sweet and sour. 2. Physical and chemical indicators: project indicators Fengzao navel orange Fengyuan navel orange phoenix night navel orange soluble solids (%) ≥ 10.3 ≥ 10.1 ≥ 10.4 titratable acid (calculated as citric acid) (g / 100ml) ≤ 0.89 ≤ 0.90 ≤ 0.87 single fruit weight (g) 170～300170～318170～312 edible rate (%)≥66≥66≥66 juice yield (%)≥46≥47≥45 peel thickness (mm)≤6.2≤6.2≤6.2 solid acid ratio≥11.5≥ 11.2≥11.93. Safety requirements: Product safety indicators must meet the relevant regulations of the state for similar products.

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The producers within the scope of protection of Fengjie Navel Orange Geographical Indication Products may submit an application for the use of “Special Marks for Geographical Indication Products” to the Fengjie County Quality and Technical Supervision Bureau of Chongqing Municipality, which shall be approved by the Chongqing Municipal Bureau of Quality and Technical Supervision and approved by the AQSIQ. . The statutory testing agency of Fengjie Navel Orange is designated by the Chongqing Municipal Bureau of Quality and Technical Supervision.