荷兰豆以嫩荚供食,既可鲜食,又可速冻,质脆清香,营养丰富,作为高档精细菜,逐渐为人们所喜食,更是宾馆、饭店的必备蔬菜,具有广阔的栽培前景。 荷兰豆耐寒性强,喜欢温和湿润的环境条件。北方露地栽培,往往因春夏高温干燥、生长期短,产量偏低。利用塑料大棚进行早熟栽培,既能满足荷兰豆对温和湿润环境条件的要求,又能提早上市,经济利用大棚,提高经济效益。其栽培技术要点如下: 一、品种选择 一般选用蔓生品种如晋软1号,脆甜软 Dutch beans to tender pods for food, both fresh food, but also frozen, crisp fragrance, nutrient-rich, as high-grade fine dishes, gradually for people to eat, but also hotels, restaurants must have vegetables, with broad cultivation prospects . Cold hardy Dutch beans, like mild and humid environmental conditions. Northern open field cultivation, often due to high temperature and dry spring and summer, short growth period, the yield is low. Precast cultivation using plastic greenhouses, not only to meet the requirements of Holland bean for mild and humid environmental conditions, but also early market, economic use of greenhouses and improve economic efficiency. The cultivation techniques are as follows: First, the choice of species commonly used vine varieties such as Jin soft 1, crisp sweet