四棱豆新品种湘棱豆2号的选育

A New Winged Bean Variety -‘Xianglingdou No.2'

以四棱豆中翼1号为母本,K0000026为父本进行杂交,分离世代通过连续6代的系统选育,育成适宜春末夏初栽种的耐热四棱豆新品种湘棱豆2号。该品种侧枝多,主蔓及侧枝均可结荚,连续坐果能力强,耐热,豆荚四棱柱形,棱上有宽3～5mm具皱波状齿的翅,荚色深绿、有光泽,品质好,豆荚长20cm左右,宽3cm,单荚质量35～45g,产量高,鲜荚平均每667m2产量达547.5kg。

‘Xianglingdou No.2 is a new winged bean variety bred through systematic selection for 6 successive generations by crossing Zhongyi No.1 as female parent with K0000026 as male parent.It was suitable to plant at late spring and early summer.This variety has many lateral branches.It has small leaves,uniform pods,good and successive fruit bearing ability.It is tolerant to heat.Its pod color is dark green with shine.The pod is about 20 cm in length,3 cm in width.The single pod weights 35-45 g.Its pod is of good ...