1. First author: Department of Molecular Biosciences and Bioengineering, College of Tropical Agriculture and Human Resources, University of Hawaii at Mānoa, Honolulu 96822; and second and fifth authors: Plant and Environmental Protection Sciences, College of Tropical Agriculture and Human Resources, University of Hawaii at Mānoa, Honolulu 96822; and third and fourth authors: DuPont Pioneer, Johnston, IA 50131.