This is not a grape. Hunan Pearl Grape belongs to Vitaceae, distributed in the Xuefeng hilly area of Huaihua, and is a specialty of Huaihua. "xiang zhu Pearl" is a trademark registered by xiang zhu Pearl Grape Industry Association of Zhong Fang County in August 2003. In February, 2005, zhijiang city Qiu Zi Grape Association, Hunan Agricultural University, Mu Tong Town Agricultural Technology Extension Center of Zhong Fang County and many other units completed the variety name approval of Hunan Pearl Grape, namely "Qiu Zi Grape Breeding and Extension", and won the 2007 Hunan Science and Technology Progress Award (the third prize). The successful approval of "Qiu Zi" grape is a great contribution to Hunan pearl grape cultivation theory, and it is also an important theoretical basis for transforming wild fruit resources into economic cultivation. Hunan pearl grape has been planted for more than 400 years. It is said that when Emperor Qianlong went down to the south of the Yangtze River, he personally tasted this fruit, which was amazing and praised as "the Pearl of Hunan". Hunan pearl grape is a local characteristic variety and one of the main thorn grape varieties in southern China. Zhong Fang county is the origin of Hunan pearl grapes. The county's existing pearl grape planting area in Hunan is nearly 30,000 mu, with an annual output of 75 million kilograms and an annual output value of more than 65.438+0.5 billion yuan. Hunan Pearl Grape has become one of the characteristic industries and pillar industries of agriculture in Zhong Fang County. The fruit of Hunan Pearl Grape is oval, with a single fruit weight of 4-7 grams and an average ear weight of 350 grams. Its skin is black, with fruit powder and grayish white. Its meat is tender, the juice is fragrant, the flavor is unique, the taste is sweet, the skin is thick, it is storable, the taste is good and it is convenient to eat. It contains a lot of vitamins and more than ten kinds of amino acids needed by human body. It is a kind of pure natural high-quality nutritious fruit suitable for all ages. Compared with other grapes, xiang zhu Pearl Grape has the following advantages: first, it has strong adaptability, good stress resistance, high resistance to black pox and gray mold, and is suitable for cultivation in rainy mountain areas in the south; Second, the rate of return is high. In September 2006, the average yield per mu reached 2 1.74 kg, and the yield per mu in high-yield hills reached 3560 kg. Third, it can be stored below 200C for more than 15 days, 100C for more than 1 month; Fourth, it tastes good. The sugar content of Hunan Pearl grape is 15.38%, which contains a lot of vitamins and more than ten kinds of amino acids needed by human body. It is a kind of pure natural, high-quality and nutritious fruit suitable for all ages, which has great market value and is suitable for large-scale promotion. In July, 2004, Hunan Pearl Grape was certified as a provincial pollution-free agricultural product and origin certification. In May, 2007, Hunan Pearl Grape won the title of famous brand product in Huaihua City and the gold medal of high-quality agricultural products in the second Western Agricultural Fair of Hunan Province. Products sell well in Hunan and the surrounding five southwest provinces (cities, districts). According to the research of Hunan Pearl Grape by researchers for many years, this variety is especially suitable for juicing and brewing. The sugar content of xiang zhu Pearl Grape ranges from 12.3% to 15.9%, in which the total acid in 2006-2005 was 0.35%, the ratio of sugar to acid was 37.8%, and ascorbic acid was 21.92mg100g. Since 2007, domestic wineries have adjusted raw materials from producing areas to process wine. In recent years, the pearl grape industry in Hunan has developed vigorously, with tens of thousands of "pearls", and farmers have increased production and income. Hunan Pearl Grape has been included in the 11th Five-Year Development Plan of cities and counties by Huaihua Municipal Party Committee, Municipal Government and China County Party Committee and County Government respectively, and it has been regarded as one of the four pillar industries in cities, counties and rural areas. Huaihua Hunan Pearl Grape Base has become the largest thorn grape planting base in southern China. Introduction of Hunan Pearl Grape Producing Area: Zhong Fang County, the main pearl grape producing area in Hunan Province, is located in the southwest of Hunan Province and the middle of Huaihua City, with superior geographical position and convenient transportation. The county's existing pearl grape planting area in Hunan is nearly 30,000 mu, with an annual output of 75 million kilograms and an annual output value of 654.38+0.5 billion yuan. Hunan Pearl Grape has become one of the characteristic agricultural industries and pillar industries in Zhong Fang County. Xiang zhu Pearl Grape bears early fruit, has good stress resistance, high yield, large ear, round fruit, surface fruit powder, storage resistance and beautiful appearance. Its grapes are black and shiny, crystal clear, delicate in meat, moderate in sugar content, fragrant in juice and excellent in taste. You don't need to peel it when you eat it, just twist it with your fingertips. After eating, the fragrance remains in the mouth and the aftertaste is endless. Hunan Pearl Grape also has unique health care, beauty and medical care functions. Rich in vitamins and more than ten kinds of amino acids needed by human body, it has the functions of quenching thirst, promoting fluid production, nourishing qi and blood, enhancing memory, lowering blood pressure, invigorating stomach, treating cancer and liver, and delaying aging. Delicious and cheap, it is a natural nutrient for all ages. Zhong Fang county is the origin of Hunan pearl grapes. According to legend, when Emperor Qianlong went to the south of the Yangtze River, he tasted this fruit and praised it as the "Pearl of Hunan", hence the name Hunan Pearl Grape. In August 2003, it was registered as "xiang zhu" trademark by xiang zhu Grape Industry Association of Zhong Fang County.