It is winter, and it is necessary to resist the cold weather. At this time, you need to eat something warm, such as beef and mutton in animals and yam in plants.
When it comes to yam, it is not only in the north, but also in the south. Wild yam is not so easy to dig, besides, it is very valuable, and the place where it can be dug has long been dug clean, so it is difficult to find it. However, there is a unique yam in the south, which is-Jiaoban potato!
0 1 jiaoban potato science popularization
Dioscorea zingiberensis is a vine of Dioscorea in Dioscoreaceae, so it belongs to the same family and genus as Dioscorea opposita, and it is also a kind of Dioscorea opposita. However, it is still different from yam. Its tuberous root is hypertrophy, generally palm-shaped or blocky.
Moreover, the yield is relatively high, and one plant can dig out 3, 4 or more. Its surface color is black, but the epidermis is scraped, and the purple endothelium is inside. Inside, it is white and has a lot of mucus.
Jiaoban potato is mainly produced in the southern region of China, and it is a unique "yam" in the south. It is of great value and was the previous "life-saving food".
The value of 02 jiaoban potato
Foot potato is rich in sugar, protein, vitamin B, vitamin C, vitamin E and other vitamins, calcium, iron, zinc, phosphorus and other trace elements, as well as saponins and mucopolysaccharides, etc., which is very friendly to human body.
Taking Jiaoban potato for a long time can play a role in invigorating spleen, nourishing lung and benefiting essence, and there are some ancient books introducing it: "Taking Jiaoban potato for a long time can keep your ears open and your eyes clear, and you will not be hungry for a long time." The evaluation of Jiaoban potato is very high, and its value is great, with good edible value and medicinal value.
03 Origin of Jiaoban Potato
Most foot potatoes are produced in southern China, such as Hunan, Hubei, Guizhou, Sichuan, Yunnan, Guangxi, Guangdong, Fujian, Zhejiang and so on, and most of them are planted.
Generally planted in farmers' fields, they can be mixed with some crops, such as sweet potatoes, potatoes, etc. There used to be many places for planting, but now there are few.
In the market, Jiaoban potato is also rare, because it belongs to Chinese yam, but Chinese yam is easier to handle. The treatment of foot potatoes is similar to taro, which is more troublesome. Therefore, there are more yams on the market, while the foot potatoes are gradually eliminated.
Therefore, if you want to eat Jiaoban potatoes, you may have to buy them online. They are all fresh, also called purple yam, which is particularly delicious. In fact, Jiaoban potatoes are also white, but purple ones are more delicious.
Of course, the foot potato can also be planted, and its planting technology is not particularly difficult, and its growth depth is not particularly deep, and it can be dug out with a light dig, which is much better than yam.
Planting techniques of 04 jiaoban potato
The planting method of Jiaoban potato is generally the same as potato. Cut it into pieces, cut it into small pieces, mix it with plant ash and plant it in the ground.
Spring planting and autumn harvest, one plant can harvest about 10 kg, which can be described as quite cost-effective. Planting a few plants can last for a month or two.
05 concluding remarks
The planting technology of foot potato is simple, but because people like to eat yam now, they don't like to eat this kind of foot potato, which is relatively troublesome to handle, there are few in the market, and now it is only planted in mountain villages.
It is actually very delicious. If you have a chance, don't miss it. It can be used to make soup, fry it, or steam and cook it. It is more nutritious than yam. Its dioscin content is 3.5 times that of yam, choline content is 57 times that of yam, and it tastes better and more powdery than yam.