Also known as "yam". There are three kinds of perennial twining rattan: green, white and red rattan. April-born seedlings have purple stems and green leaves, and the leaves have three tips, which are as smooth as white morning glory leaves. Flowering in May and June is spike-shaped and milky white. Pods are clustered, and all pods are synthesized by prism. They are empty, without nuts, and come in different sizes. Yellow skin and white meat can be used for reproduction. Cooking and eating are sweet and slippery, just like their roots. Those with cylindrical fleshy tubers, such as soles of feet, are called "pedants". Multi-purpose tuber or bulb propagation, tuber as food; In traditional Chinese medicine, it is used as a medicine for invigorating spleen and stomach, tonifying lung and kidney. It is mild in nature and sweet in taste, and is mainly used for diarrhea due to spleen deficiency, thirst quenching, nocturnal emission and leukorrhagia. According to the college textbooks of Zhejiang Agricultural University, yam contains 76.76% water, 19.68% carbohydrate, 1.89% protein, 0.06% fat, 0.45% crude fiber, 1% ash and vitamins A, B and C. Lichuan yam is famous for its big tuber, big root whiskers, few root whiskers, thin skin, fine meat and delicious taste. The main producing areas are Tuanbao, Yuanbao and Wuliang, with an annual output of more than 654.38+10,000 tons, which are mainly sold to Sichuan, Hubei and Hunan provinces. (Lichuan)
Lichuan Yam has been planted in Lichuan City for more than 500 years. It is an authentic delicacy and a "green wind" from Shan Ye. It is rich in rare trace elements such as selenium and germanium, and has no side effects. It is a traditional Chinese medicine commonly used in medical treatment, and it is also an excellent nourishing vegetable and natural health care product that people like to eat. Among the yams in Lichuan, the red-skinned yam produced in Tuanbao Town of Lichuan City has the best quality and high medicinal value. It is characterized by thin skin (reddish purple), white color, solid quality, high viscosity, low moisture content, pleasant fragrance and mild taste.
In 2007, Lichuan Yam became a geographical indication protection product of AQSIQ; In 2008, the producing area of Lichuan yam was recognized as "National Green Food Raw Material Standardized Production Base" by the National Green Food Center. In 2009, Lichuan Yam won the national green food certification; In the same year, at the first China Regional Public Brand Building Forum held by the Information Center of the Ministry of Agriculture, the brand value of "Lichuan Yam" was 232 million yuan. 20 10, Lichuan Yam, the brand of "Longchuan Water Town", won the national organic conversion food certification. In the same year, Lichuan Yam, the brand of "Longchuan Water Town", was selected as the exclusive product of the Shanghai World Expo, and successfully signed a contract at the International Organic Food Expo for $654.38 +0.6 million.
According to the Regulations on the Protection of Geographical Indications Products, the General Administration of Quality Supervision, Inspection and Quarantine organized a review of the application for the protection of geographical indications products of Lichuan yam. After passing the examination, it is now approved to protect the geographical indication products of Lichuan yam from now on.
Protected domain
The protection scope of geographical indication products of Lichuan Yam is subject to the scope proposed in the Letter of People's Government of Lichuan City, Hubei Province on Delineating the Protection Area of Geographical Indication Products of Lichuan Yam (Han [2006] No.50), namely Tuanbao Town, Baiyangba Town, Jiannan Town, Zhonglu Town, Moudao Town, Wang Ying Town, Yuanbao Township, Wendu Township and Wusha Township in Lichuan City, Hubei Province.