[Zhao, Yunlin; Xu, Zhenggang; Peng, Jiao] Cent South Univ Forestry & Technol, Coll Life Sci & Technol, 498 Shaoshan South Rd, Changsha 410004, Hunan, Peoples R China.
[Xu, Zhenggang; Dong, Meng] Hunan City Univ, Coll Chem & Environm Engn, 518 Yingbin Rd, Yiyang 413000, Hunan, Peoples R China.
[Ge, Yu] Hubei Univ Nationalities, Coll Forestry, 39 Xueyuan Rd, Enshi 445000, Hubei, Peoples R China.
[Yang, Guiyan] Northwest A&F Univ, Coll Forestry, Lab Walnut Res Ctr, Yangling 712100, Shaanxi, Peoples R China.