‘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^-1 and 0.279%，respectively．It
is resistant to late blight．It can yield 33.0-37.5 t·hm-2 under 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．