The gall midge complexes (Diptera: cecidomyiidae) on spurges (Euphorbia spp.) in Europe

2009-05-022009-05-021989https://hdl.handle.net/10365/3947Insects.Biological pest control agents.Weeds.Leafy spurge.The gall midge complexes (Diptera: cecidomyiidae) on spurges (Euphorbia spp.) in Europe1989 Leafy Spurge Symposium Proceedings; Bozeman, MT; July 12-13, 1989