Jujube originated in China, has been cultivated in China for more than 8,000 years, and has been listed as one of the "five fruits" (chestnut, peach, plum, apricot, jujube) since ancient times. Dates are rich in protein, fat, sugars, carotene, B vitamins, vitamin C, vitamin P, and nutrients such as calcium, phosphorus, iron, and cyclic adenosine phosphate. Among them, the content of vitamin C is among the best in the fruit, there is a vitamin king of the beauty, although the jujube has high nutritional value, but the teeth are not good to eat less, you can soak water to drink, as well as can boil brown sugar jujube goji berry soup, nutritional value is also good, and does not hurt the teeth.
There are many kinds of jujubes in China, with more than 300 varieties, including red dates, southern dates, round dates, golden jujubes, cloth bag dates, flat dates, fragrant dates, crisp dates, large sugar dates, seedless dates, etc. It is also widely distributed. Mainly distributed in Jilin, Liaoning, Inner Mongolia, Hebei, Shanxi, Shandong, Henan, Shaanxi, Ningxia, Gansu, Xinjiang, Anhui, Jiangsu, Zhejiang, Jiangxi, Hunan, Hubei, Sichuan, Guizhou, Yunnan, Fujian, Guangdong, Guangxi and other places, so people will say that infants and young children eat jujube puree, the old and weak eat jujube, better than eating other fruits. Speaking of jujubes, jujubes grown in Henan Lingbao are the most popular among people.
According to the China Specialties Association, Lingbao jujube is famous at home and abroad for its unique characteristics such as thin skin, thick flesh, small core, high sugar content and rich trace elements. The fruit of Lingbao jujube is large, flat and round, with an average fruit weight of 22.3 grams, and the maximum fruit weight is 34 grams, and the size is more uniform. The shoulders are broad and round, slightly wider than the top of the fruit. The stems are shallow and broad, and the rings are large and shallow. The top of the fruit is wide and flat, and the top is wide and medium deep. The stalk is thin and short. The surface is flat, the skin is medium thick, purple or dark red. The flesh is thick, greenish white, dense in texture, harder, less sap, sweet and slightly sour, containing 32.4% soluble solids, 23% total sugar, edible rate 96.7%-97.7%, drying rate of about 58%, drying quality of medium and high. Dried dates contain 70.2% of total sugar, dark red peel, thick flesh and small core, less tough juice, sweet taste, unique flavor, with a clear fragrance, suitable for making dried dates, suitable for long-distance transportation.
Lingbao jujube has high nutritional and medicinal value. Lingbao jujube can moisturize the heart and lungs, tonify the kidneys and stomach, and cure heat and cold. The tannins, nitrates and tartaric acid contained in jujube meat can be used in Western medicine, and the vitamin P contained in jujube meat is a special drug for the treatment of hypertension. Traditional Chinese medicine is mainly used for the treatment of hepatitis, in addition, jujube also has an important role in lowering blood lipids and cholesterol.
At present, the planting area of Lingbao jujube has been expanded to 130,000 mu, with an annual output of more than 97 million kilograms of fresh dates and more than 32 million kilograms of dried dates, not only that, the Lingbaochuan Ancient Jujube Forest has also been successfully selected into the third batch of China's important agricultural cultural heritage list released by the Ministry of Agriculture, becoming the first important agricultural cultural heritage project selected in Henan Province.
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