1. University of Nebraska-Lincoln, Lincoln, NE, U.S.A.
2. Embrapa Cerrados, Planaltina, DF, Brazil
3. Embrapa Soja, Londrina, PR, Brazil
4. Universidade de Brasília, Faculdade UnB Planaltina, Planaltina, DF, Brazil
5. West Florida Research & Education Center, Entomology & Nematology Department/IFAS, University of Florida, Jay, FL, U.S.A.
6. Department of Entomology, West Central Research & Extension Center, University of Nebraska-Lincoln, North Platte, NE, U.S.A.
7. Haskell Agricultural Laboratory, Department of Entomology, University of Nebraska-Lincoln, Concord, NE, U.S.A.