Friday, June 15, 2012

Nutritional value of Wild Yam P.E.


Yam is the accepted name for some breed in the brand Dioscorea (family Dioscoreaceae). These are abiding blooming accouterment able for the burning of their civil tubers in Africa, Asia, Latin America, the Caribbean and Oceania. There are abounding cultivars of yam.
Although the candied potato (Ipomoea batatas) has commonly been referred to as a yam in locations of the United States and Canada, it is not allotment of the Dioscoreaceae family.
Yam is a able vegetable. It can be barbecued; roasted; fried; grilled; boiled; baked; smoked and if grated it is candy into a ambrosia recipe. Yams are the basic crop of the Igbo humans of Nigeria, in their accent it is accepted as ji, and they admire it by accepting yam festivals accepted as Iri-ji or Iwa-Ji depending on the dialect.
Yams are a primary agronomical and culturally important article in West Africa, area over 95 percent of world's yam crop is harvested. Yams are still important for adaptation in these regions. Some varieties of these tubers can be stored up to six months after refrigeration, which makes them a admired ability for the annual aeon of aliment absence at the alpha of the wet season. Yam cultivars are aswell circumscribed in added boiling close countries.
Nutritional value
The protein agreeable and superior of roots and tubers is lower than added aliment staples. Of all roots and tubers, the protein agreeable of yam and potato is the highest, getting about 2 percent on a beginning weight basis. Yams, with cassava, accommodate a abundant greater admeasurement of the protein assimilation in Africa, alignment from 6 percent in East and southern Africa to about 16 percent in boiling West Africa.
Yam, like added basis crops, is not a acceptable antecedent of capital amino acids. It is affluent in phenylalanine and threonine but attached in the sulphur amino-acids, cystine and methionine and in tryptophan. Yam arresting areas of Africa accept a top accident of kwashiorkor, a austere medical action in accouchement acquired by protein deficiency. Experts accent the charge to supplement a yam-driven diet with added protein-rich foods in adjustment to abutment alive and advantageous advance in infants.
Except for potassium, vitamin B6 and vitamin C, yam is a aliment with low comestible density.
Yam provides about 110 calories per 100 grams. Yam is top in vitamins C and B6, potassium, manganese and comestible cilia while getting low in saturated fat and sodium. A artefact that is top in potassium and low in sodium is acceptable to aftermath a acceptable potassium-sodium antithesis in the animal body, and so protects adjoin osteoporosis and affection disease.
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