马铃薯新品种青薯11号的选育

摘要

'Qingshu No.11' is a new potato variety developed from a cross between 'Tongshu No.23'as female parent and 'Qingshu168' as male parent.It is of mid-late maturity.It takes about 107 days from sprouting to harvest.Its tuber is of oval shape with pink peel,yellow flesh and shallow eyes.The content of starch,crude protein,VC and reducing sugar in its tuber is 17.96%,3.17%,240.3 mg·kg-1and 0.279%,respectively.It is resistant to late blight.It can yield 33.0-37.5 t·hm-2under normal fertility condition,and 37.5-45.0 t·hm-2 under higher fertility condition.It is suitable for cultivation in all parts of Qinghai Province.%青薯11号是以同薯23号为母本,以青薯168为父本,通过有性杂交和系统选育育成的鲜食马铃薯新品种.中晚熟,出苗至收获107 d(天)左右;薯块椭圆形,粉红皮,薯肉黄色带红晕,芽眼浅;块茎淀粉含量17.96%,粗蛋白3.17%,VC 240.3 mg·kg-1,还原糖0.279%.抗晚疫病.一般肥力条件下每667 m2产量2200~2500 kg,高肥力条件下产量2500~3000 kg.适宜在青海省各类地区种植.