The kiln bay fruit is round and round, with thin skin and orange red. The average fruit weight is 125g to 150g. The sac is slag, the meat is tender, the taste is sweet and sour, the flavor is strong, and the core is non-nuclear. Named after being produced in Yaowan Township.

The unique climate of the Three Gorges and the acid purple soil of Yaowan cultivate the unique flavor of Yaowan Tangerine - the fruit is neat and dignified, the color is orange and red, the skin is thin and bright, the meat is tender, the slag juice is rich, the flavor is rich, the nutrition is rich, and the solubility is soluble. Solid content of 16%, sugar content of more than 12%, 100 grams of Vc26.3--26.9 mg, especially suitable for vitamin deficiency. The history of citrus cultivation in Xiling District of Yichang City is very long. According to the records of Donghu County Zhizhi, Yaowan has been suitable for the growth of citrus plants since ancient times. The history of citrus in Yaowan can be traced back to Quyuan’s “Huanghuangjia”. "Tree" period. "After the Emperor Jiashu, the orange 徕 徕 兮 受 受 受 受 受 受 受 受 受 受 受 受 受 受 受 受 受 受 受 受 受 受 受 受 受 受 受 受 受 受 受 受 受 受 受 受 受 受 受 受 受 受 受 受. It was ordered to be born on the land of the southern country and cannot be moved elsewhere. The kiln is rich in citrus, and the red citrus in the Qu Yuan era is still planted today. Today, the kiln bay planting area is nearly 4,000 mu, and the annual output is about 20 million jin. Since the introduction of "Wenzhou mandarin" in 1958, it has been cultivated for nearly 50 years. For some time since 1965, Yaowan Tangerine has gone abroad and exported to Canada, Russia, Southeast Asia and other countries and regions. Yaowan Township was approved by the foreign trade department as a citrus export base; in 1999, it was awarded the "Hometown of Chinese Tangerine". In the same year, the “Yauwan Brand” citrus was approved by the State Administration for Industry and Commerce for trademark registration; in 2001, it was awarded the title of “China Famous Brand Product” at the China International Agricultural Expo; in 2006, it was awarded the title of “Non-pollution Citrus Production Base” in Hubei Province; In 2007, it was awarded the title of “Special Agricultural Products” of the 4th China Wuhan Agricultural Expo. In the same year, it was awarded “National Geographical Indication Product Protection”. In 2008, it was awarded the National Green Food Certification and successfully renewed. In 2012, in order to protect the origin of the kiln fruit tangerines, the Yichang Municipal People's Congress passed the “Decision on Strengthening the Protection of the Origin of the Yaowan Tangerine”. In 2013, Yichang City determined that a total of 2,000 mu of yoke bay tangerine origin was designated as a protected area and implemented permanent protection. Yichang Xiling District is the best ecological zone for the production of “Yaowan Tangerine”. The fruit of the tangerine contains a variety of nutrients such as sugar, citric acid, vitamin C, protein, and various vitamins such as carotene and vitamin P. The vitamin C content is 6-20 times that of apple. Citrus is not only rich in nutrients, but also has a beautiful color, strong aroma, moderate sweet and sour taste, and it is thought to be missed, but it is coveted and the food is sweet. Soluble solids content of 16%, sugar content of more than 12%, 100 grams of vitamins 26.3-26.9 mg, especially suitable for vitamin deficiency. Oranges, citrus fruits, oranges, etc. can be prepared into a variety of different flavors with other dishes. Thus, citrus has become one of human's favorite fruits. Development Status Xiling District is the earliest citrus commodity production base in Hubei Province. It is famous for its “Yaowan Tangerine”. The Yaowan Township of Xiling District introduced the trial of Wenzhou mandarin fruit in 1958 and began to develop in 1960. Citrus production. Citrus is the pillar industry of agriculture in Xiling District, and citrus income accounts for more than 80% of the total income of farmers. In recent years, the district committee and district 0 have persisted in implementing the scientific development concept, paying close attention to the adjustment of agriculture and rural economic structure, especially taking the opportunity of building a new socialist countryside, combining the characteristics of the location, strengthening the construction of characteristic agriculture, and foxing the high-quality citrus plate. Base construction, implementation of boutique brand strategy, increase investment in science and technology, and solidly promote industrialization. The quality of “Yaowan Tangerine” is getting better and better, and the brand is getting louder and louder. In the past few years, the area of ​​citrus production has remained above 30 million jins, and the price has remained above 1.2 yuan/kg. In order to further accelerate the process of citrus industrialization, promote the construction of boutique orchards, and strive to create "Yichang Tangerine" boutique. The planting area includes 73 townships (offices) in 13 counties (cities, districts) with an area of ​​1.8 million mu and a production capacity of 1.7 million tons. More than 400,000 farmers and more than 1 million farmers in the city use Yichang tangerine as the main source of income. . Nutritional ingredients Citrus fruits are Rutaceae plants with many types, such as citrus, orange, tangerine and kumquat. The orange contains various nutrients such as glucose, fructose, sucrose, fruit acid, citric acid, vitamin C, alcohol, citral, vitamin B1, B2 and various inorganic salts such as calcium, phosphorus and iron and other nutrients. Medicinal value Citrus has many functions such as regulating qi and strengthening stomach, dampness and phlegm, relieving asthma, dispersing pain, promoting appetite, hangover and anti-malaria. Eat oranges not only the body to supplement a variety of vitamins and inorganic salts and other nutrients with fitness benefits to promote growth and development, but also stomach and digestion, dampness and swelling, is the treatment of indigestion, spleen bloating, gas, and chest full. Drinking too much medicine and having the effect of cutting off malaria. Some common folk prescriptions are available. Treatment of peripheral neuritis and vitamin C deficiency: 2 oranges each time, three times a day. Treatment of cough, pharyngeal dryness and more phlegm: orange peel squeezed into the mouth, another orange, slow chewing. And with other cough medicine. Treatment of hypochondriac pain and stagnation diet: 6 oranges, 9 grams of chicken gold, decoction, three times orally. Treatment of bad breath: oranges are boiled with water and oranges are used for tea.

Yaowan Tangerine quality technical requirements (a) varieties. National Day No. 1. (2) Site conditions. The thickness of the soil layer is greater than 100cm, and the soil is purple sandy loam with a pH of 5 to 6.5. The organic matter content is ≥1%. (3) Cultivation management. 1. Seedling cultivation: Chopped rootstocks are used to pick up the grafts from the pure virus-free National Day No. 1 female tree. 2. Construction: Planting on slopes, opening terraces, and terraces are 3 meters wide. 3. Planting: The number of planting plants in the mountain is ≤900 per hectare, and the number of plants on the flat land is ≤757 per hectare. 4. Plastic trimming: It is decorated with buds, toppings, short cuts, etc. into a happy tree shape with distributed, ventilated and light branches. 5. Fertilizer and water management: The soil testing formula is applied, and the organic fertilizer is not less than 25 kg per plant per year. In the rainy season, timely drainage, tree cover in the dry season, timely irrigation in the growing season, moderate water control during fruit ripening. (4) Harvesting. From the end of September to the beginning of October, when the fruit coloration reaches 60% to 70%, the harvest begins, and one fruit is cut. The fruits to be stored are picked after 5 days of rain. (5) Quality characteristics. 1. Sensory characteristics: fruit shape oblate, thin skin, orange red smooth, average single fruit weight 125g to 150g, sac slag, tender meat, sweet and sour taste, rich flavor, no nuclear. 2. Physical and chemical indicators: soluble solids ≥ 11, citric acid 0.7% to 0.9%, solid acid ratio ≥ 10%, vitamin C ≥ 26.3mg / 100ml.

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Producers within the protection scope of Yaowan Tangerine Geographical Indication Products may apply to the Hubei Yichang Entry-Exit Inspection and Quarantine 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.