张研1号矮生菜豆,是我所科研人员通过引种观察、鉴定和田间选育,筛选出的适合张家口地区及北京、河北省等地种植的高产、早熟、抗病矮生菜豆新品种。1990年通过鉴定,并在张家口地区各市、县及北京市昌平县等地示范及大面积推广。特征特性张研1号菜豆,一般株高40—45厘米,茎下部淡浅紫红色,上部绿色,叶浅绿色,花浅紫红色,分 Zhang Yan 1 dwarf lettuce beans, is our scientific research personnel through the introduction of observation, identification and selection of the field, screened for Zhangjiakou area and Beijing, Hebei and other places planted with high yield, precocity, disease-resistant dwarf new bean varieties. In 1990 through appraisal, and Zhangjiakou in cities and counties and Beijing Changping County demonstration and large-scale promotion. Characteristics of Zhang Yan beans on the 1st, the general plant height of 40-45 cm, light stems pale purple, upper green, light green leaves, light purple flowers