Selection and Breeding of New Potato Variety'Muyushu 1'
'Muyushu 1'is a new potato variety developed for fresh consumption through sexual hybridization using'GP2-12'as female parent and'NS78-17'as male parent.In 2022,it was registered as a non staple crop variety by the Ministry of Agriculture and Rural Affairs,with the registration number GPD Potato(2022)230011.The growth period of'Muyushu 1'is about 77 days.The plant is semi erect,with a height of about 68.8 cm and strong growth potential.The stems and leaves are green,and corolla is light purple.The frequency of natural seed set is medium.The tuber is oval with yellow skin,deep yellow flesh and medium eye depth.The average number of tubers per plant is 6.1 with mean tuber weigh of 171 g.The marketable tuber percentage is 79.70%.The tuber contains 19.00 g/100 g dry matter,13.30 g/100 g starch,2.04 g/100 g crude protein,14.20 mg/100 g vitamin C and 1.10%reducing sugar.In the two-year regional trial,the average total yield was increased by 9.16%compared to the control'Kexin 13'.It is moderately resistant to late blight,and moderately resistant to potato virus X(PVX)and potato virus Y(PVY).'Muyushu 1'is suitable for spring planting in Heilongjiang Province.
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