supported by the National Natural Science Foundation of China (31101192);the Animal and Plant Breeding Project of Chongqing,China (cstc2010AB1053);the Application Development Key Project of Chongqing,China (cstc2013yykfb80010);the Fundamental Research Funds for the Central Universities,China (XDJK2011C004);the "111" Project (B12006) of Ministry of Education,China
To determine the genetic diversity and population structure of sweet potato accessions cultivated in China, and to establish the genetic relationships among their germplasm types, a representative collection of 240 ac...