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| A New Early-maturing Potato Cultivar—‘Shishu No.2’ |
| JIA Mingfei，FAN Jianying，FENG Zhiming，LI Dongyu，XIANG Congchao，HU Jinxue，ZHANG Shuqing* |
| Shijiazhuang Academy of Agricultural and Forestry Sciences，Shijiazhuang 050041，Hebei，China |
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Abstract ‘Shishu No.2’ is a new potato variety of good fresh eating quality，bred through systematic selective breeding by crossing potato varieties ‘Zaodabai’ and ‘Fevureta’．This variety is of early maturity．Its growth period is about 55 days．It has good tuberization ability．Each plant can produce 3-5 potatoes．Its tuber is of oval shape with light yellow peel and yellow flesh．The dry matter content is 21.79%，starch content is 15.5%，reducing sugar content is 0.55%，VC content is 204.5 mg · kg-1，crude protein content is 21.5 mg · kg-1．It is moderate resistant to PVX virus．It can yield about 37.5 t · hm-2．This variety is
suitable for cultivation in the second cropping area of Hebei Province．
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Received: 30 March 2022
Published: 01 July 2022
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