Chadian Rose Grape, a geographical indication product in Hanyu District, Tianjin. The peel is black and purple, the color is gorgeous, the flesh is sweet and palatable and has a strong rose scent. It is both an excellent fresh food and a good raw material for brewing.

Chadian rose fragrant grape, special product of Tianjin Hanyu District (now Binhai New Area). Named after the origin of the town of Chadian. In the grape series, "Rose Grape" is an excellent variety. It has a good taste, high sweetness and strong rose aroma. Hanyu Chadian is located at 39.24 degrees north latitude, almost at the same latitude as the world-famous wine producing region of Podol, France. The production conditions of light, soil and temperature are also very similar. This area is the best place to grow grapes and is one of the best ecological areas for the development of wine grapes in China. The fragrant scented grape of Chadian has its own characteristics. It is not only rich in aroma, thin in flesh and thick in seed, but also high in sugar content. It is an excellent raw material for brewing. The area of ​​viticulture in Hangu District covers 4 towns in the whole district, while the cultivation of rosin grape accounts for 95% of the total area of ​​grape cultivation. Rose scented grape, also known as Muscat, Moss, Burger Musk, Muscat, Muska, Musk Mascat, Purple Rose, Purple Grape, etc. Rose scent is an Eurasian species native to the United Kingdom. It is highly adaptable, salt-tolerant and high-yielding. In addition to raw food, it can also produce dry white wine and rose scent type wine, which can be developed in the north of the Yellow River. The Hangu District is part of the silt plain of the Bohai Bay. According to the reasoning, there are traces of grape growing in the Hangu area from 25 to 220 AD (Eastern Han Dynasty). Hangu District is a typical ancient levee dike, which is the estuary of the Ganyu Canal. Farmers living in the West Bank of the river have been engaged in crop cultivation for generations. Natural conditions such as soil, light, heat, and water are well adapted to the cultivation and growth of muscat grape. The annual average temperature of Hangu District is 12°C, the annual average rainfall is 588.2 mm, and the annual sunshine hours are 3000 hours. It belongs to the warm temperate monsoon continental climate, with four distinct seasons, spring and dry winds, summer heat and rain, autumn high air, and winter cold and snow. . Coupled with tidal soil suitable for farming, the soil is extremely rich in minerals, especially the available potassium content of 520ppm, which has created a unique cultivation condition in Hangu District. The tea wine grape was cultivated in the Hanyu area in the middle of the 20th century. In the years of production practice, a unique cultivation and management technology model was formed. The grape summer pruning winter bud method was widely promoted in China. In 2010, Hangu had 68,000 mu of arable land, of which the planting area was 40,000 mu, and the annual output reached 78,000 tons. The rosin grape planting area accounted for 95% of the total grape area, forming a unique fruit flavor and joint film in China. Single variety planting area. Known as the “hometown of rose fragrant grapes”, Tianjin’s Chadian Town has 50,000 acres of vineyards. The garden is planted with rare wines imported from France: Chihkan, Meer, Chardonnay, etc. Famous for its local speciality, the rose scent. Meng Manor is located in the western part of the Bohai Sea and belongs to the impact plain. The canal is from north to south and flows by. The area is located at the same latitude as the Bordeaux region of France, with plenty of sunshine and abundant rainfall, and its climate and soil are particularly suitable for grape cultivation. Good wines must have good raw materials. The rose scent of tea leaves is unique in other places. It is not only rich in aroma, but also has a thin skin and a small seed, and has a high sugar content and can reach 20 degrees. Every year, the dynasty goes to Hangu to acquire the local rose scent. Meng Manor Company is blessed with the conditions of using such excellent grapes to produce high-quality wines through advanced equipment and traditional techniques. Rose scented grapes are resistant to salt and alkali, and have strong adaptability to the soil. The result is early and high yield, the skin is black and purple, the color is bright, the flesh is sweet and palatable and has a strong rose scent. It is both an excellent fresh food and a good raw material for brewing. Rose fragrant grapes have won numerous awards at the National Agricultural Fair. Compared with other non-nuclear grapes, it has early maturity, good taste, 20% sugar content, large fruit, large ears, storage resistance, no cracking, no fruit drop, no loss of water color, outstanding disease resistance, etc. A number of advantages, in the planting, the use of organic fertilizer breeding, paper bag fruit protection, not spraying pesticides, in 2008 by the Olympic Games Organizing Committee for athletes special fruit, honors to Beijing, become the pride of Tianjin. Quality characteristics Rose fragrant grape particles are small. When it is not ripe, it is light purple, the taste is slightly sour and sweet. After ripening, it is black with purple. The entrance has a musk of roses, sweet and not separated, without bitter taste. The meat is solid and easy to transport, easy to store, and it is not easy to drop beads when handling. During the Mid-Autumn Festival every year, it is the maturity of rose scent. After the Mid-Autumn Festival, the products are very rare, so it is very rare. Its sugar content is as high as 22 degrees, the scent is strong, the coloration is good-looking, and it is very popular among consumers.

Tea Dian Rose Grape Quality Technical Requirements (1) Variety. Rose fragrant grapes. (2) Site conditions. Altitude: -0.2 to -0.5 m, soil thickness 1 m, groundwater level 1.2 m or less, soil pH 8.4 to 8.7, soil organic matter salt greater than 2%, soil salinity 0.1% or less. (3) Cultivation management. 1. Nursery: cuttings are carried out using shoots on excellent mother plants without quarantine pests and diseases. 2. Seedling colonization: (1) Planting time: early April. (2) Planting density: 4,170 plants were planted per hectare. 3. Fertilizer management: (1) Fertilization: Based on organic fertilizer, the amount of fertilizer applied per hectare is more than 3.3 tons per year. (2) Irrigation: After the grapes are unearthed, 10 days before flowering, the fruit is inflated. Water is immersed in time after burying the soil. The irrigation was stopped half a month before the grapes were picked. 4. Plastic trimming: (1) shaping mode: using regular fan-shaped multi-master vine shaping. Fence cultivation. (2) Trimming method: The combination of short-cutting and extremely short-cutting is used to control the amount of buds per hectare from 210,000 to 230,000. (3) Yield control: The yield per hectare should be less than 30 tons. (4) Harvest time. (1) Harvest time in greenhouses: late August. (2) Harvest time of open grape: early September. (5) Quality characteristics. 1. Sensory features: thick fruit powder, thin skin. The flesh is soft and juicy, purple-black and has a rich rose scent. 2. Physical and chemical indicators: soluble solid content ≥ 17%; titratable acid content u0026lt; 0.5%; fruit quality u0026gt; 5 grams. Sugar content u0026gt; 15.8%.

Apply to：
The producers within the scope of protection of the geographical indication products of the rose fragrant grape in Chadian may apply to the Quality and Technical Supervision Bureau of Tianjin Hanyu District for the use of the “Special Mark for Geographical Indication Products”, which shall be approved by the General Administration of Quality Supervision, Inspection and Quarantine.