Yam--a valuable source of food and drugs.
D000349:Africa; D000383:Agriculture; D000818:Animals; D001205:Ascorbic Acid / Q000032:analysis; D003348:Cortisone / Q000138:chemical synthesis; D004040:Dietary Carbohydrates; D005502:Food; D005519:Food Preservation; D006801:Humans; D009549:Nigeria; D009747:Nutritional Physiological Phenomena; D010940:Plant Proteins; D010946:Plants, Medicinal; D051381:Rats; D012256:Riboflavin / Q000032:analysis; D012503:Saponins / Q000032:analysis; D013696:Temperature; D014675:Vegetables / Q000032:analysis; D014801:Vitamin A / Q000032:analysis
D004040:Dietary Carbohydrates; D010940:Plant Proteins; D012503:Saponins; D014801:Vitamin A; D001205:Ascorbic Acid; D012256:Riboflavin; D003348:Cortisone