菜豆又名四季豆,一般分为蔓生和矮生两大类。我国一般种植的多是蔓生品种,这类菜豆必须搭架才能生长良好,较迟熟,花工也较多,还需支柱,因而生产成本较高。近年来,我所从国外引进的矮生菜豆经多代筛选出的抗寒二号菜豆,经多年试种,确认它为适应我省 Beans, also known as green beans, are generally divided into two major categories of vine and dwarf. China is generally cultivated varieties of vine trampling, such beans must be scaffolding in order to grow well, more late, more flower workers, but also the pillars, and thus higher production costs. In recent years, I introduced from abroad dwarf beans through the multi-generation selection of cold No. two beans, after many years of trial to confirm it to adapt to our province