青花菜又名茎椰菜、花茎甘蓝,属十字花科甘蓝属的一个变种。食用部分为花球和嫩花茎。它是欧美和日本等国家主要蔬菜品种之一。在国际市场上鲜菜和速冻制品十分畅销。上海、广东、福建、北京等地都有一定的种植面积。上海地区每年种植500亩左右用于外销。青花菜营养十分丰富,维生素C的含量相当于柑桔类。蛋白质含量可和刀豆媲美,还含有大量人体必需的矿物营养,如磷、钙、钾等,滋味鲜美,风味极佳,有益于人体健康。作为蔬菜花色品种是 Broccoli, also known as broccoli, broccoli, is a variant of the genus Brassica. Edible part of the flower ball and tender stems. It is one of the major vegetable varieties in Europe, America and Japan. Fresh vegetables and quick-frozen products are very popular in the international market. Shanghai, Guangdong, Fujian, Beijing and other places have a certain area planted. About 500 mu are planted in Shanghai each year for export. Broccoli nutrition is very rich in vitamin C content equivalent to citrus. Protein content comparable with the sword beans, but also contains a lot of essential human nutrition, such as phosphorus, calcium, potassium, etc., taste delicious, good flavor, good for human health. As vegetable variety is