Huaxian green onion, mainly produced in Huaxian County, Weinan City, Shaanxi Province. The suitable growth environment has created a large onion, long and sloppy, tender and tender meat, sweet and spicy, and the flavor of the Huaxian green onion is rich in nutritional value and is very popular among consumers.

Huaxian green onion, mainly produced in Huaxian County, Weinan City, Shaanxi Province. Also known as red water onions, red water and onions, because of the shape of the whip, it is also known as the "whip onion". Geographical environment Huaxian is located in the northern foot of Qinling Mountain. The environment is unique and the climate is mild. The annual average temperature is 13.4 °C, and the annual sunshine hours are 2220 hours. Especially in September and October, the autumn is high and the air is sufficient. The temperature difference between day and night is very high. Nutrient accumulation. The annual growth period is 203-207 days; the soil is sandy loess, the texture is loose, the soil layer is deep and fertile, the structure is good, it is neutral soil, and contains sulfur element; the annual average precipitation is 586.1 mm, the water resources are abundant, and the irrigation is convenient. The green onion is generally more than 1 meter tall, with green leaves and dense phimosis. It is long and sallow, about 50 cm long, and the weight of a single plant is 380-580 g. It is not easy to fall, not divergent. Product Features Huaxian green onions are tall, long and succulent, crisp and tender, sweet and spicy, rich in flavor and flavor, good quality and resistant to storage. Known as "a fried onion ten fragrant incense" and "steamed stuffed for filling does not collapse, fried chopped green onion floats" and other characteristics, it is famous in China and foreign countries, is one of the famous vegetable products in Shaanxi, for the good cooking seasoning. Huazhou folks have the saying that "no onions and no cooking" and "no onions are not in place". Its sweet and spicy aroma is rich in nutrients. In December 2010, after review by the General Administration of Quality Supervision, Inspection and Quarantine, it was decided to implement the protection of national geographical indication products. Nutritional value according to laboratory analysis, mainly contains protein, a variety of sugars, crude fat, vitamin C and appropriate amount of calcium, phosphorus, iron, and contains carotene, propylene sulfide, onion, malic acid, organic acids, inorganic salts, etc. A variety of nutrients. Raw and cooked foods are excellent, both seasoning and medicine. Onion leaves, white, roots, juice, and flowers can all be used as medicine. "Medical Doctors" is listed as "Chinese". "Shen Nong's Herbal Classic" said: Onion "smell, flat, non-toxic, do soup to treat typhoid fever, stroke, facial swelling, can sweat." "Compendium of Materia Medica" cloud: "Sheng Xin San, cooked sweet, warm outside, lung vegetables, lung disease should be eaten", "sexual taste Xin Ping, Gan Wen, can cure cold and heat and liver evil." "Drugization of Medicine" records: green onions into the medicine, with sweating solution, dispelling cold and yang effect. Modern pharmacological research shows that scallion has the effects of sweating, clearing the liver, diuresis, stomach and deworming, bactericidal detoxification, cholera to the ribs, and the evil in the liver.

Huaxian green onion quality technical requirements (a) varieties. Chishui green onions. (2) Site conditions. The soil type is oil bauxite, texture loess, soil organic matter ≥1.8%, soil pH 5.9 to 7.4. (3) Cultivation management. 1. Sowing: Sowing time from late March to early April, the seeding rate is 20 g/m2 to 25g/m2, 300 seedlings/m2. 2. Colonization: planting time from late June to early July, can not be mixed, more than three years Rotation, seedling height 35 cm to 45 cm, when the stem diameter is about 1 cm, the planting density is 30 seedlings/m2, and the fixed depth is 30 cm. 3. Soil: During the production process, the soil is not less than 4 times, and the height of the soil is finally 50cm. 4. Harvest: From mid-November to late, the standard plant height is 1 to 1.3 m, the onion length is 50 cm to 70 cm, and the thickness is 2 to 5 cm. 5. 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 onion white meat is tender, the fiber is less, sweet and spicy. 2. Physical and chemical indicators: scallion length 50 cm to 70 cm, thickness 2 cm to 5 cm, weight per plant 150 g to 375 g; calcium content per 100 g ≥ 63 mg, soluble sugar ≥ 5.8 g, crude fiber ≥ 2.4 g3. Safety requirements: product safety The indicator must meet the relevant regulations of the state for similar products.

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Producers within the protected area of ​​Huaxian green onion GI products may submit an application to the Huaxian Quality and Technical Supervision Bureau of Shaanxi Province for the use of the “Special Mark for Geographical Indication Products”, which is reviewed by the Shaanxi Provincial Bureau of Quality and Technical Supervision and approved by the AQSIQ. Announcement approval. The statutory testing agency for Huaxian Scallion is designated by the Shaanxi Provincial Bureau of Quality and Technical Supervision.