Yangshuo kumquat, and Shatian pomelo, summer orange, ponkan, persimmon, chestnut and called Yangshuo six famous fruits. It is famous for its straight and beautiful tree shape, evergreen seasons, golden and bright fruit, radiant and attractive, fine and crisp, sweet and sour. Yangshuo kumquat is a citrus kumquat of the genus Rutaceae. Each 100 grams of pulp contains vitamin C 40-50 mg and vitamin A, P and aromatic oils, and carotenoids. It treats eye diseases, cough, asthma, and high. Blood pressure, prevention of arteriosclerosis and other special effects. In addition to fresh food, kumquat can also be processed into juice, candied fruit, canned food, preserved fruit, jam, fruit wine, etc. The use of the fruit is the king of the fruit.

Kumquat, commonly known as kumquat, is a traditional and famous fruit of Yangshuo. It has been cultivated for more than 140 years. The unique climatic conditions and soil environment of Yangshuo have cultivated the unique quality of Yangshuo kumquat, which is rich in flesh, golden color and crispy. It is famous for its sweet and sweet taste. Its fruit can be eaten fresh or processed into candied fruit. Nutritional value of impotence kumquat Kumquat is rich in multivitamins and has a good effect on preventing blood vessel rupture, reducing capillary fragility and permeability, and slowing arteriosclerosis. At the same time, kumquat can produce two-way regulation of blood pressure, and it is very beneficial for patients with hypertension, vascular sclerosis and coronary heart disease. Kumquat also has the effect of relieving phlegm, digesting phlegm, and having the effect of tonifying and soothing. The honor of Yangshuo Kumquat Yangshuo kumquat, and Shatian pomelo, summer orange, ponkan, persimmon, chestnut and called Yangshuo six famous fruits. It is famous for its straight and beautiful tree shape, evergreen seasons, golden and bright fruit, radiant and attractive, fine and crisp, sweet and sour. Yangshuo has been planting kumquat for more than 140 years. In 2000, Yangshuo Kumquat was awarded the first batch of famous brand agricultural products by Guilin City. In 2001, it was rated as “famous brand product” at China International Agriculture Expo. In 2002, it was recognized as a 10,000-mu pollution-free production base by Guangxi Autonomous Region. The Ministry of National Product Quality Certification Committee identified it as “the first batch of pollution-free agricultural products in the country”.

Yangshuo Kumquat quality technical requirements (a) varieties. Large gold bullets in the Fortunella Crassifolia Swingle. (2) Site conditions. The elevation is below 750m, and the soil parent material is sandy loam developed from siliceous rock or sand shale. The organic matter content is ≥1.0%; the relative groundwater level is greater than 1.0m, and the pH value is 5.0 to 6.5. (3) Cultivation management. 1. Seedling propagation: using live breeding and grafting. (1) Seedlings: Seeds are planted from excellent single plants without quarantine pests and diseases and pure varieties. (2) Grafted seedlings: The stalked anvil or the original anvil is used to collect the branches from the fine mother trees without quarantine pests and diseases, and to make the stalks and graft the seedlings. 2. Colonization: Planting density per hectare is ≤1650, and the planting time is from February to March every year. 3. Soil management and fertilization: The orchard is subject to deep renovation and tree cover. Fertilization is mainly based on organic fertilizer, supplemented by chemical fertilizer. Fertilizer amount of organic fertilizer: ≥30 tons per hectare. 4. Shaping and shaping: The shaping adopts multi-main branch semi-circular head shape or natural cylindrical shape; the trimming is mainly based on sparse shearing to ensure the ventilation and light transmission of the crown. 5. The canopy cover film, keep the tree fresh: in the early stage of fruit coloring in the middle and late October, cover the canopy with plastic film, and carry out rain-proof cultivation to prevent the fruit from falling, until the fruit is harvested. (4) Fruit harvesting and grading. Fruit harvesting has been carried out in batches since November. The first ripe fruit is first harvested and graded according to the following criteria after harvesting. Kumquat grading table grading item superior grade first-class fruit shape ortho-elliptic or oval-shaped ellipse, neatly shaped elliptical or ovate ellipse, neatly shaped or elliptical or oval, no obvious deformed color orange Red or orange yellow color bright color consistent orange yellow color good coloring even orange yellow, light yellow, allowed to yellow-green, but not more than a quarter of the total area of ​​the fruit weight (g) ≥ 22 ≥ 18 ≥ 14 (five ) Quality features. 1. Sensory features: the skin is smooth, the oil cell is small and dense, the fruit shape is oval or oval, the fruit color is orange-yellow to orange-red, with a special kumquat fragrance, the fruit leather is crisp and refreshing, and the flesh honey Sweet slag. 2. Physical and chemical indicators: soluble solid content ≥13%, total acid content ≤0.8%, solid acid ratio ≥15.0:1, edible rate ≥95%, superior single fruit weight ≥22 g, first-class single fruit weight ≥18 g The secondary fruit weight is ≥14 grams.

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Producers within the protection scope of Yangshuo Kumquat Geographical Indication Products may apply to the Quality and Technical Supervision Bureau of Yangshuo County of Guangxi Zhuang Autonomous Region for the use of “Special Marks for Geographical Indication Products”, which shall be approved by the General Administration of Quality Supervision, Inspection and Quarantine.