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Please read BHL's Acknowledgment of Harmful Content
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  1. By: Gahan, A. B. (Arthur Burton),
    Publication info: Washington, D.C, U.S. Dept. of Agriculture, 1933
    Holding Institution: U.S. Department of Agriculture, National Agricultural Library
    Subjects: AgSpace  bio-control agfents  biological control agents  Classification  Diptera  grain crops  grain pests  Hessian flies  Host-parasite relationships  Insect pests  Internet resource  natural enemies  Parasites  Parasitic insects  parasitoids  plant pests  United States  
  1. By: Pires, E. M. - Nogueira, R. M. - Pina, D. S. - Manica, C. L. M. - Faroni-Perez, Larisse - Moreira, P. S. A.
    Type: Article
    In: Instituto Internacional de Ecologia
    Date: 2016-01-01
    Publication Info: Instituto Internacional de Ecologia 2016-01-01
    Subjects: bioassays  center of gravity (CG)  coefficient of friction  grain pests  rollover  
  2. By: Pires, E. M. - Nogueira, R. M. - Pina, D. S. - Manica, C. L. M. - Faroni-Perez, Larisse - Moreira, P. S. A.
    Type: Article
    In: Instituto Internacional de Ecologia
    Date: 2016-09-01
    Publication Info: Instituto Internacional de Ecologia
    Subjects: bioassays  center of gravity (CG)  coefficient of friction  grain pests  rollover