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First, the lotus root:
Lotus root originated in India and was introduced to China very early. Lotus root belongs to Magnoliata, a wild order of Mountain Dragon. Like temperature, not tolerant of shade, not suitable for water shortage and strong wind. Lotus root is slightly sweet and crisp, can be eaten raw or cooked, and has high medicinal value. Its roots, leaves, flowers and fruits are precious and can be used as tonic medicine. Lotus root powder can help digestion, stop diarrhea, stimulate appetite, clear away heat, nourish and prevent internal bleeding. It is a good liquid food and tonic for women, children and patients.
Lotus root is a plump underground stem of lotus, which can be used as food. Some say it's Egyptian, others think it's China. Lotus root is mainly planted in marshland, which is rich in China and Hubei, and belongs to one of the Eight Immortals.
Second, radish:
Radish (scientific name: radish? L) Radish in Cruciferae is biennial or millet, with a height of 20- 100 cm, fleshy straight roots, oblong, spherical or conical, green, white or red peel, branched stems, hairless and slightly frosty. The raceme is terminal and axillary, with white or pink flowers and a pedicel length of 1- 1.5 cm. The flowering period is April-May and the fruiting period is May-June.
Historical research The original species of radish originated from wild radish on the warm coast of Europe and Asia. Radish is one of the oldest cultivated crops in the world. As early as 4,500 years ago, radish has become an important food in Egypt. Widely cultivated in all parts of China.
Radish roots are eaten as vegetables; Seeds, fresh roots, withered roots and leaves are all used as medicine. Seeds can help digest and eliminate phlegm. Fresh roots can quench thirst and help digestion. Dry roots help defecation. Leaves can cure early dysentery and prevent dysentery. Seeds can be used in oil extraction industry and food.
Third, sweet potato.
Sweet potato (scientific name: Dioscorea zingiberensis? (Lour。 Burkill): also known as sweet potato, it is a twining herb vine of Dioscorea in convolvulaceae. An underground tuber with a yellowish and smooth skin that expands into an oval tuber at the end of the top branch. The stem is left-handed, with thorns at the base and a T-shape. Simple leaves alternate, wide heart-shaped;
The male inflorescence is a spike, solitary, and the male flower is sessile or has a very short stalk; Bracts ovate, apex acuminate; Perianth shallow cup-shaped, pubescent; Capsule triangular, slightly concave at the top, truncated at the base, with wings on each side; Seeds round, winged. Bloom in early summer.
Fourth, yam.
Yam, also known as Dioscorea opposita, Dioscorea opposita, Dioscorea opposita, Dioscorea opposita and Dioscorea opposita, is a kind of herbal medicine recorded in Chinese Materia Medica, and its medicinal source is the dried rhizome of Dioscorea opposita.
Yam has the effects of nourishing and strengthening, helping digestion, astringing deficient sweating and stopping diarrhea, and is mainly used to treat chronic enteritis such as diarrhea due to spleen deficiency, cough due to lung deficiency, diabetes, short and red urine, nocturnal emission, female leukorrhagia and dyspepsia. Yam is most suitable to be taken with Ganoderma lucidum, which has the function of preventing and treating diabetes. Yam has a great development prospect in food industry and processing industry.
Verb (short for verb) potato
Potato (scientific name: Solanum tuberosum? Solanaceae perennial herb is the fourth largest food crop in the world, second only to wheat, rice and corn. Potatoes are also called egg potatoes? , potatoes, etc. Tubers of solanaceae plants. Together with wheat, rice, corn and sorghum, it has become the five major crops in the world.
Potatoes are native to the Andes in South America, and the history of artificial cultivation can be traced back to southern Peru from about 8000 BC to 5000 BC.
The main potato producers are China, Russian, Indian, Ukrainian and American. China is the country with the largest potato output in the world.
References:
Baidu encyclopedia yam
Baidu encyclopedia sweet potato
Baidu encyclopedia lotus root
Baidu encyclopedia radish
Baidu encyclopedia potato