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随着蔬菜产销改革的深入发展,自1988年以来,上海郊区的生菜栽培面积逐年增加,栽培的品种也不断增多.栽培技术亦日趋成熟.生菜不仅是西餐蔬菜色拉的当家菜,也已被市民们接受.生菜是叶用莴苣的俗称.系一年生或二年生草本植物.原产欧洲地中海沿岸.每100g食用部分含水分94%～96%.因此,可生食,质脆爽口鲜嫩,营养丰富.每100g食用部分含蛋白质1g～1.4g,碳水化合物1.8g～3.2g,维生素C10mg～15mg,还有一些矿物质.生菜内含有莴苣素,故而有消炎、催眠作用.
With the further development of vegetable production and marketing reform, the area of lettuce cultivation in Shanghai suburbs has been increasing year by year since 1988, and cultivated varieties have also been steadily growing.Multi-cultivation techniques have also become increasingly mature.Lettuce is not only a popular dish of western food vegetable salads, They accept the lettuce leaves commonly known as the Department of annual or biennial herbs native to the Mediterranean coast of Europe per 100g of food containing moisture content of 94% to 96%, so raw, crisp and refreshing, nutritious. 100g food containing protein 1g ~ 1.4g, carbohydrates 1.8g ~ 3.2g, vitamin C10mg ~ 15mg, there are some minerals lettuce contains lettuce prime, it has anti-inflammatory, hypnotic effect.