[1] China Agr Univ, Beijing Key Lab Optimized Design Modern Agr Equip, Coll Engn, 17 Tsinghua East Rd, Beijing 100083, Peoples R China
[2] USDA ARS, Crop Genet & Breeding Res Unit, 2747 Davis Rd, Tifton, GA 31793 USA
[3] Zhongkai Univ Agr & Engn, Coll Mech & Elect Engn, Guangzhou, Peoples R China
[4] USDA ARS, Qual & Safety Assessment Res Unit, Athens, GA 30605 USA