1. State Key Laboratory of Soil Erosion and Dryland Farming on the Loess Plateau, Institute of Water and Soil ConservationNorthwest A&F University Yangling PR China
2. Lanzhou Institute of Husbandry and Pharmaceutical Sciences of Chinese Academy of Agricultural Sciences Lanzhou PR China
3. Genetics, Genomics and Breeding of Fruits and Grapevine LaboratoryDepartment of Pomology, Experimental Station of Aula Dei, EEAD‐CSIC Zaragoza Spain
4. CAS Center for Excellence in Quaternary Science and Global Change Xi'an PR China