HUBEI AGRICULTURAL SCIENCES ›› 2018, Vol. 57 ›› Issue (16): 21-26.doi: 10.14088/j.cnki.issn0439-8114.2018.16.005

• Breeding & Cultivation • Previous Articles     Next Articles

Collection and Evaluation of Purple Sweet Potato Germplasm Resources

LI Ming-fu1, LI Jiang-hui2, LI Hong-min3, XU Ning-sheng4   

  1. 1.Yuxi Agricultural Vocation-technical College,Yuxi 653100, Yunnan,China;
    2.Cotton Research Institute,Shanxi Academy of Agricultural Sciences,Yuncheng 044000,Shanxi,China;
    3.Key Laboratory of Sweet Potato Biology and Genetic Breeding of Ministry of Agriculture,Sweet Potato Research Institute,Chinese Academy of Agricultural Sciences,Xuzhou 221121,Jiangsu,China;
    4.Industrial Crop Research Institute, Yunnan Academy of Agricultural Sciences/Yunnan Potato Engineering and Technology Research Center,Kunming 650205,China
  • Received:2018-03-15 Published:2019-12-16

Abstract: It is important to select good purple sweet potato variety for production and processing. 13 purple sweet potato varieties were collected and evaluated in field experiment. The results showed that 4 varieties of Yunzi 2,Tuozi1,Yizi 263 and Jianzi had better yield and quality,with average yield of 46.7 t/hm2,45.5 t/hm2,43.5 t/hm2 and 40.8 t/hm2. It provided a scientific basis for selecting good purple sweet potato variety in Yuxi city and some other areas of Yunnan province.

Key words: purple sweet potato, germplasm resource collection, evaluation

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