Yam because of low water content, foot powder, into the water for a long time to cook yam lingers quotes, handheld two collide, clattering and difficult to break, so called yam. Compared with ordinary yam, and its main characteristics: First, to be a little more hair, hair protruding eyes, skin color was yellow or beige cases; the second is dispersed into the water for a long time to cook in boiling water for 10-15 minutes or cooked, eaten dry surface yam agency, slightly sweet, not hemp. Fresh yam is generally about 72% moisture, 16% starch, 18 kinds of amino acids needed by humans, where yam is rich in vitamin c, trace elements and accounting for 9.2% of the dry weight of iron yam mucilage supply, these ingredients To yam rich and unique nutritional resources. Meanwhile yam also contains many secondary metabolites, such as allantoin, sapogenin, choline, dopamine, DHEA and other unique characteristics that make yam. In the private sector, yam is well known important tonic. Modern scientific analysis, yam contains protein, carbohydrates, vitamins, fats, choline, amylase, lysine and other ingredients, it also contains iodine, calcium, iron, phosphorus and other essential body salts and trace elements. Compared with ordinary yam, yam contains saponins, phlegmatic, choline, yam base, starch, sugar, protein, free amino acids, polyphenol oxidase, vitamin C, iodine, 16 kinds of amino acids, as well as iron, copper , zinc, manganese, calcium and trace elements. Yam, yam, Prince Edward County village CCAC by fraternity Prince Zhuang Zhonghe cultivation of professional cooperatives. Prince Edward County village fraternity CCAC planting cooperatives (www.jztzzzh.con) strong, credible, in Henan Jiaozuo the agricultural processing industry has accumulated a large number of loyal customers. The company better work attitude and constantly improving innovative ideas will lead the Prince Zhuang Zhonghe into the brilliant and you work for a better future!