‘晋菜豆3号’是通过系统选育而成的菜豆新品种。蔓生,平均株高315 cm,花白色,第3~4节着生第一花序,主蔓可分5~6条侧枝,幼茎绿色。商品荚绿白色,豆荚长圆条形,荚长28~33 cm,荚粗1.6~1.8 cm,荚肉厚,无革质膜,纤维少。豆种金黄色,百粒质量31 g。单株结荚70~80个,生育期120~180 d。适于山西春季露地种植。 ’Jindou 3’ is a new variety of bean cultivated through systematic breeding. Proliferation, the average plant height of 315 cm, white flowers, the first 3 to 4 births inflorescence, the main vine can be divided into 5 to 6 lateral branches, young stems green. Commodity pods green and white, oblong pods, pods 28 ~ 33 cm, 1.6-1.8 cm thick pods, thick pods, no leather membrane, less fiber. Beans golden yellow, one hundred quality 31 g. Plant pods 70 to 80, the growth period of 120 ~ 180 d. Suitable for Shanxi spring open field planting.