1Heilongjiang Bayi Agricultural University，Daqing 163319，Heilongjiang，China；2Key Laboratory of Low-carbon Green Agriculture in Northeastern China，Ministry of Agriculture and Rural Affairs，Daqing 163319，Heilongjiang，China
Abstract：‘Kencaishu No.1’ is a new table potato variety with high anthocyanin content，developed by sexual hybridization through systematic selective breeding of crossing‘Ziluolan’ as female parent and‘04-19MD-6’ as male parent．This variety is of late maturity．Its growth period is about 110 days．The corolla is white and light purple in color．The potato tubers are of long oval shape with dark purple peel and flesh．Its dry matter content is 17.1%．Anthocyanin content is 1 982.1 mg · kg-1．Starch content is 6.87%．Reducing sugar content is 0.21%．Crude protein content is 1.23%，and VC content is 206.0 mg · kg-1．It is resistant to late blight，PVX and PVY．The single tuber weight is 104.7 g．The large and medium tuber rate（≥ 75 g）is 87%．It can yield about 22.5 t · hm-2．It is suitable for spring cultivation in Heilongjiang Province．
