Bitter rose is a protected geographical indication product. Bitter Rose is a geographical indication certification trademark. Bitter rose is an agricultural product with geographical indication.
Kushui Township, Yongdeng County, Lanzhou City is the famous "hometown of roses" in the country. Kushui roses are famous both at home and abroad for their charming fragrance. Every spring and summer, flowers bloom here, with colorful flowers and the fragrance of roses floating everywhere, attracting tourists. Roses have a wide range of uses and have extremely high economic value. Roses are essential spices for making pastries and wine. Rose oil is the main raw material for cigarettes, soaps, perfumes and high-end cosmetics. The quality of bitter water rose is good. Use it to extract rose oil, and the essential oil rate is comparable to the rose essence from Bulgaria, the world-famous rose producing area. The flowers and roots of roses can be used as medicine. They have the effects of smoothing qi and blood, soothing the liver and relieving depression.
Geographical Scope
Yongdeng County is located in central Gansu and the northwest suburb of Lanzhou City, between 102°36' and 103°45' east longitude and between 36°12' and 37° north latitude. 07'. The registered production areas of "Kushui Rose" geographical indication are Kushui Town, Hongcheng Town, Longquansi Town, Datong Town, Liushu Township, Zhongbao Town, Shangchuan Town, Chengguan Town, Shuping Town, Heqiao Town, Liancheng Town, Wushengyi Town, etc. There are 12 towns and 96 administrative villages, with an area of ??2,960 square kilometers, a planting area of ??6,700 hectares, and an annual output of 50,250 tons of roses.
Product quality characteristics
1. External sensory characteristics: The bitter water rose belongs to the Rosaceae family. It is a natural hybrid between the blunt-toothed rose and the traditional Chinese rose. It is a semi-double floret rose. , is an Asian fragrance type, growing between 1600-2400 meters above sea level. It is a rare plateau natural rose species in the world. Kushui rose is a variety that can be used both as food and medicine, and is a typical representative of oriental fragrance. The buds of bitter water roses are tight, the unit weight of fresh buds is 0.85-0.95 grams, the receptacle is small and pot-shaped, the petals are fresh and tender, deep pink, with a unique and rich fragrance, silk-like texture, sweet and slightly astringent taste, each single flower has 18 petals -24 pieces; The dried flower buds are full, the sepals are yellow-green in color, and the flower buds are purple-red, with a delicate fragrance. Bitter water rose has a high oil yield and is rich in selenium. It is a top product for food, medicine, and beauty. It is a good raw material for "Lanzhou Three Bubble Tables" and all kinds of flower drinks and tea drinks. 2. Intrinsic quality characteristics: The volatile oil content of bitter water rose is between 0.02ml/g-0.05ml/g, which is much higher than the maximum content of 0.03ml/g of other rose varieties; the total flavonoids (calculated as rutin) is 0.33g/100g -0.58g/100g, which is also much higher than the maximum content of 0.4g/100g in other roses. It has pharmacological effects on human cardiovascular and cerebrovascular, digestive system, metabolism and immune functions, as well as antioxidant, anti-aging and anti-tumor effects. 3. Safety requirements: The production environment of Kushui Rose strictly complies with the "NY5360-2010 Environmental Conditions for the Origin of Pollution-free Food and Edible Flowers"; the products of Kushui Rose strictly comply with the "NY/T2140-2012 Green Food Substitute Tea".
Specific quality
After more than 200 years of cultivation, the roses that are abundant in Kushui Town, Yongdeng County, Gansu Province have formed the famous "Kushui Rose" brand, which is characterized by its abundant flower juice. The flowers are abundant, the fragrance is pure, and Kushui Town also enjoys the reputation of "the first town of roses in China".
Cultural allusions
Bitter roses have been planted in Yongdeng County for more than 200 years. According to records, during the Daoguang period of the Qing Dynasty, a scholar named Wang from Liyaogou, Kushui, Yongdeng (now Xingou Village), went to Beijing to take the exam and brought back some roses from Xi'an and planted them in his garden for viewing. Because it is very suitable for the local soil and climate, it grows vigorously, has many branches and flowers, and is full of fragrance and strong fragrance. It is deeply loved by people. More and more people want to plant it, so they spread it to ten people. For hundreds of years, every household used the division method to plant roses. Within a few years, the front and back of every house, and the courtyards and courtyards were all covered with roses. Later, it developed to the ridges and canal banks, mainly for viewing, and then gradually expanded to surrounding areas. Because roses were first introduced in Kushui in Yongdeng County and have been cultivated for a long time in areas represented by Kushui. After people's continuous selection and breeding, local varieties were finally formed, so they are customarily called "Kushui roses".