Abstract:

‘Qingcaidou No.3’ is a new variety of dwarf bean，developed through systematic selection and
breeding from aberrance single plant of dwarf material‘ A2007-1’ in fields introduced from Venezuela．It is of
erectness，resistant to diseases，and has higher yield．The pod is of long and round stick shape．The tender pod is
15.57 cm in length and 1.05 cm in width．The average single pod weight is 6.59 g，and the number of pods per plant
is 23.7．It is suitable for one-time centralized harvest．It takes 68-75 days from sowing to harvesting，and the
whole growth period is about 120 days．The average yield is 30 t·hm^-2．The yield of high-yielding fields can reach
37.5 t·hm^-2．It is suitable for all year-round cultivation in solar greenhouse in Qinghai Province，and suitable for
cultivation in open fields with altitude between 1 650-2 300 m in Qinghai Province，or multiple cropping．

Key words: Dwarf bean, ‘Qingcaidou No.3’, Systematic selection and breeding

摘要：

青菜豆3 号是从委内瑞拉引进的矮秧材料A2007-1 的田间变异单株通过系统选育而成的矮秧型菜豆新品种，直立性、
抗病性、丰产性较好，荚长圆棍状，嫩荚长15.57 cm，宽1.05 cm，平均单荚质量6.59 g，单株荚数23.7 个。适合一次性集中
采收。从播种到采收需要68～75 d（天），全生育期120 d（天）左右。每667 m² 平均产量达2 000 kg，高产田每667 m² 产量
可达2 500 kg。适宜在青海省各地日光温室周年栽培及海拔1 650～2 300 m 的地区露地栽培或复种。

关键词: 菜豆, 青菜豆3 号, 系统选育