民以食为天,《素问》一书中提出“五谷为养,五果为助,五畜为益,五菜为充”的论述,五菜即为各种蔬菜。蔬菜中所含的粗纤维、矿物质和抗坏血酸等正是五谷和五畜中所缺乏的,只有互为补充。人类才能维持正常的生理活动,促进生长发育,增进健康,延年益寿,可见蔬菜之重要。许多蔬菜除是美食外,尚有较高的观赏和医用价值。如水生蔬菜莲藕(Nelumbo nucifera Gae-rtn),其花是观赏名卉,花大艳丽,并具清香,或栽 People eat the sun, “Su asked” a book put forward the “five grain for the support, five for the help, for the benefit of five domestic animals, five dishes for the charge,” the exposition, five dishes is a variety of vegetables. The crude fiber, minerals and ascorbic acid contained in vegetables are just the ones that are scarce in grain and five domestic animals, and only complement each other. Human beings can maintain normal physiological activities, promote growth and development, enhance health and longevity, showing the importance of vegetables. In addition to many vegetables are food, there are higher ornamental and medical value. Such as aquatic vegetable lotus root (Nelumbo nucifera Gae-rtn), the flower is the ornamental name of flowers, large and beautiful, and with a fragrance, or planted