Tongxian Pomelo is named after Tongxian Town in Anyue County, Sichuan Province. It is known as the tribute orange. After the purification of scientific and technical personnel, Tongxian pomelo has the characteristics of high quality, high yield, stable yield and strong resistance. Tongxian pomelo fruit is large, beautiful, bright, thin, non-nuclear, juicy, rich in flavor, moderately sweet and sour, crisp and tender, and rich in vitamins.

Product Features Tongxian Pomelo is from the Zhangzhou area of ​​Fujian Province. It was planted in Tongxian Town, Anyue County, Sichuan Province in the 1930s. It is an excellent natural variation of natural domestication. Its main features: the fruit is oval-shaped, the top is flat, the single fruit weighs 1000-1500 grams, the fruit is orange-yellow, the peel is thin, easy to peel; the flesh is tender and slag, the juice is rich in flavor and the quality is good. The edible rate is 63.5%, the soluble solid content is more than 12%, the sugar content is 9.84 g/100 ml, the acid content is 0.78 g/100 ml, the vitamin C content is 46.64 mg/100 ml; the fruit matures in mid-November and the seeds are degraded. Tongxian pomelo is high-quality and high-yield. The 20-year-old tree can produce 400-600 varieties and has wide adaptability. It is a good-quality pomelo developed in Sichuan. Tongxian pomelo fruit is large, beautiful, colorful, thin, non-nuclear, juicy, rich in flavor, moderately sweet and sour, crisp and tender, and rich in vitamins. Since 1992, Tongxian pomelo has been obtained six times. The national quality pomelo quality evaluation gold cup award, and won the second China Agricultural Expo gold medal. And register with u0026quot;Tongxian Brandu0026quot; trademark. Botanical traits The pomelo has different reproductive methods, and the tree poses are quite different. The high-pressure seedlings are round-shaped, the acid pomelo anvil is more erect, the crown is slightly conical or tower-shaped, and the 10-year-old tree is 4-5 m high. The crown width is 4~6m, the root system is developed, the depth is 2~3m, and the root layer is 5~7m. The shoots are ribbed and have short hairs. They become round and smooth after ripening. There are short thorns in the summer. The spring shoots are 5 to 10 cm long. The single-leaf compound leaves are long-elliptic. The spring-leaf leaves are 8-12 cm long and 6-10 cm wide. The leaf tips are obtuse and round, the base is wide and round, the leaves are large, and the leaves are thick, green and smooth. Racemes, 5 to 15 per inflorescence, a small number of single flowers, flowers white, 5 to 6 petals per flower, filaments 0.5 cm higher than style, anthers full, pollen germination rate only 34%. When the fruit is ripe, it is orange-yellow and the fruit weight is about 1 200g. The fruit shape is not neat, most of them have a pointed neck, which is bell-shaped, a small part is flat neck, and even the fruit on the same branch is quite different. The fruit oil is fine and has a strong aroma. The surface is smooth, with a thick waxy texture and a slippery feel. The top of the fruit is slightly concave, and some have a printed ring. The fruit is hollow, and the sacral valve is kidney-shaped. Each fruit has 10 to 11 petals, the size is relatively uniform, and the internal fissure is more serious, reaching about 30%. The valvular valve is thin and easy to separate from the juice cells. And easy to peel. The juice is white, and the flesh of the valvular valve is arranged in a tight lateral direction, and the outer side is arranged vertically. The internal fissure flap does not undergo lignification, and the juice cell texture is brittle. Seedlessly cultivated alone, mixed with multi-nuclear citrus is prone to seed. The pomelo flesh flavor is pure and refreshing, the edible rate is 55%-65%, the flavor is rich, the soluble solids are 11%-13%, the sweet acid type, the solid acid ratio is 9-10:1, and the vitamin c45.1mg/100ml. The fruit is more resistant to storage and stored in February of the following year without significant deterioration. Morphological characteristics Tongxian pomelo is a citrus plant of the genus Rutaceae. It is 6 to 13 meters high and is close to mandarin and lemon. It is supposed to be native to Malaysia and Polynesia. The leaves of the grapefruit are citrus, but the petiole has broad wings, and the lower surface of the leaves and young shoots have short hairs. Flowers are big and white. The fruit is large, spherical or nearly pear-shaped, and has a lemon-yellow color; the flesh is white or red, separated into petals, and the petals are easily separated, and the taste is sour and delicious. It is cherished in the East. The nutritional value of Tongxian pomelo fruit is huge (the average weight of single fruit is about 1250g). It matures in the middle and late September. The fruit is beautiful, the color is bright, and it is easy to peel. The flesh is crystal clear and non-nuclear. The fruit is rich in flavor, moderate in sweet and sour, and tender and tender. The slag and juice are more refreshing. Soluble solids up to 14%, sugar 11.8%, acid 1.03%, vitamins and calcium, iron, zinc, magnesium and other minerals rich in content. It has the functions of appetizing and strengthening the spleen, Runyue City, removing phlegm, promoting thirst, increasing appetite, and refreshing the mind.

Tongxian pomelo quality technical requirements (a) variety. Local Wendan class. (2) Site conditions. The soil type is purple soil, paddy soil, soil thickness ≥1m, organic matter content ≥2%, soil pH value 6.0 to 8.0. (3) Cultivation management. 1. 2. (2) Planting density: ≤ 840 plants per hectare. 3. Fertilization: Based on organic fertilizer, ≥45 tons of fertilized organic fertilizer per hectare per year. 4. Environmental and safety requirements: The use of pesticides, fertilizers, etc. must comply with relevant national regulations and must not pollute the environment. (3) Harvesting. From late October to mid-November. (4) Quality characteristics. 1. 2.

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Producers within the scope of the production of Tongxian Pome can submit an application to the Quality and Technical Supervision Bureau of Anyue County, Ziyang City, Sichuan Province for the use of the “Special Mark for Geographical Indication Products”, which is reviewed by the Sichuan Provincial Bureau of Quality and Technical Supervision and reported to the AQSIQ for approval. After the announcement. The legal inspection agency of Tongxian Pomelo is designated by the Sichuan Quality and Technical Supervision Bureau.