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(Animals) an aphid, Schizaphis graminum, that is found in North America and that is destructive to several grains



a pale green aphid, Schizaphis graminum, of North America, destructive of grains and alfalfa.
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description and results of a new greenhouse technique for evaluating tolerance of small grains to the greenbug.
Weng and Lazar (2002) reported linkage between Xgwm111 and the greenbug (Schizaphis graminum Rondani) resistance gene Gb3 on 7DL.
Dean Kindler in Stillwater, Oklahoma, are cooperating with researchers at Oklahoma State (OSU) and Texas A&M Universities to quickly, accurately, and cheaply map greenbug infestations on wheat fields over entire regions.
Greenbug Schizaphis graminum (Rondani) (Homoptera: Aphididae) were not observed on any of the cultivars on any of the plantings.
Based on cooperative evaluations through the USDA Regional Testing Program, Hatcher is susceptible to both Wheat streak mosaic virus and Barley yellow dwarf virus, heterogeneous for resistance to the Great Plains biotype of Hessian fly [Mayetiola destructor (Say)], and susceptible to greenbug [Schizaphis graminum (Rondani)].
2] plants from the initial cross were screened for greenbug resistance.
Today, in collaboration with an independent antibody-producing facility at Oklahoma State University, Greenstone is developing monoclonal antibodies to detect the remains of three major cereal aphids - the greenbug, Russian wheat aphid, and corn leaf aphid.
2000) established the susceptible toxicity baselines of seven organophosphate (OP) insecticides against the greenbug, Schizaphis graminum by a residue contact bioassay (glass tube residual film method) for 8h mortality.
Incidence of greenbug, Schizaphis graminum (Rondani) (Homoptera: Aphididae) in Pakistan and resistance in wheat against it.
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