青刀豆是菜豆中圆荚类型的品种，有蔓生和矮生两种类型，含有丰富的糖类、蛋白质和脂肪，具有较高的营养价值。近年来，随着创汇蔬菜的发展，青刀豆已成为烟台市重要的出口创汇蔬菜品种之一。一、品种选择适合加工出口的青刀豆品种，应选择开花结英集中，嫩英圆而直，粗纤维含 Green beans is a round bean pod type varieties, there are two types of vine and dwarfism, rich in sugar, protein and fat, with high nutritional value. In recent years, with the development of foreign exchange earnings vegetables, green beans has become one of the important export varieties of vegetables in Yantai City. First, the choice of varieties Suitable for export processing of green beans varieties, should be selected flowering junction concentration, tender British round and straight, crude fiber containing