‘Xiangzishu 174’ is a new edible purple-fleshed sweetpotato variety developed by crossing
‘Zhezishu No.1’as female parent and ‘Zhezishu No.3’as male parent．Its root tuber is of spindle shape．
The tuber skin is purplish red and flesh is violet in color．Its tuberization is concentrated and tidy．There are 4-5
tubers per plant．Its big and medium tuber rate is over 82.7%．The cooked root has good taste．It is resistant to
black rot，medium resistant to root rot，stem-nematode and bacterial wilt．Its fresh root yield is 28.7.0-35.39 t ·
hm-2 and that of dried root is 8.24-11.04 t · hm-2．The fresh anthocyanin content is 714.5 mg · kg-1．It is suitable
to be planted in spring and summer potato production areas of Hunan，Hubei，Jiangxi，Jiangsu，Zhejiang
Provinces，etc．
