Many people don't know much about the relationship between yam bean and yam. In fact, they all come from the same plant. Yam bean grows on the vine of Chinese yam, so yam bean is not entirely the seed of Chinese yam.

Yam is asexual reproduction, which is usually planted with the top of the first-year-old yam in the second year, or it can be cut into pieces and planted after germination. The bigger the block, the better the growth. However, it is wasteful to do so, so it is generally to plant the thinner part on the top of the yam, and the annual yam can only be planted with new ones. Large-scale planting generally adopts the way of cutting into pieces to accelerate germination.

Some friends think that yam bean is the seed of Chinese yam, probably because Chinese yam can be planted with yam bean. However, this does not mean that yam bean is the seed. Generally, the yam grown in yam bean is smaller in one year, so it can be planted in the second year, or harvested after one year.

In addition, yam is not only delicious, but also has many medicinal values.

1, supplementary nutrition Because yam bean contains a lot of carbohydrates, minerals, vitamins and other nutrients, long-term moderate consumption can supplement the nutrients needed by the human body. ?

2, enhance immunity yam bean contains a lot of pectin, mucin ingredients, these nutrients can promote the human body to discharge some harmful metal ions, so eating more of it is conducive to improving their own immune function. ?

3, Runfei Zhike Because yam is a kind of flat food, sweet, belonging to the lung meridian, which contains some mucin, which is conducive to Runfei, so eating yam bean in moderation can Runfei Zhike.

4. yam bean, who strengthens the spleen and nourishes the stomach, contains more amylase and polyphenol oxidase, which can promote the digestion of food in the stomach. Yam bean belongs to the spleen meridian. Regular and moderate consumption is good for the spleen and stomach, and it can nourish the spleen and stomach.

It can be said to some extent, but in fact, yam bean is just the aboveground tuber of Chinese yam, which is no different from Chinese yam. Some yams don't bear beans yet, such as stone seed potatoes. Stone yam is propagated by asexual tuber, so it is very precious, and its annual output is above 100 mu. TB Zhishuji's family sells this kind of yam. You can have a look if you are interested.