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University of Nebraska - Lincoln

2021

Eastern Nebraska Research, Extension and Education Center

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Full-Text Articles in Education

Soybean Gall Midge In Nebraska, Anthony J. Mcmechan, Thomas Hunt, Robert J. Wright Apr 2021

Soybean Gall Midge In Nebraska, Anthony J. Mcmechan, Thomas Hunt, Robert J. Wright

Eastern Nebraska Research, Extension and Education Center

Soybean gall midge (Resseliella maxima Gagné) was described in 2019 as a new insect species in Nebraska, due to observations of widespread early season injury in eastern Nebraska, eastern South Dakota, western Iowa, and southwest Minnesota soybean fields (Gagné et al., 2019). Since its discovery, soybean gall midge has been causing significant injury and yield losses in soybean in eastern Nebraska. Although only recently identified, soybean gall midge is not likely new to the north- central region of the U.S. In 2011, orange larvae were documented in some isolated fields in northeast Nebraska that had received hail damage during the …


Soybean Gall Midge (Diptera: Cecidomyiidae), A New Species Causing Injury To Soybean In The United States, Anthony J. Mcmechan, Erin W. Hodgson, Adam J. Varenhorst, Thomas Hunt, Robert J. Wright, Bruce D. Potter Jan 2021

Soybean Gall Midge (Diptera: Cecidomyiidae), A New Species Causing Injury To Soybean In The United States, Anthony J. Mcmechan, Erin W. Hodgson, Adam J. Varenhorst, Thomas Hunt, Robert J. Wright, Bruce D. Potter

Eastern Nebraska Research, Extension and Education Center

The soybean gall midge (Resseliella maxima Gagné) was recently identified as a new species causing injury to soybean in the Midwestern United States. Although this insect was only recently identified, it has likely been present in soybean fields for at least the last 8 yr based on anecdotal reports. The soybean gall midge has historically been observed late in the season on soybean plants that were believed to have been previously compromised by a plant pathogen or mechanical damage with little to no concern for economic losses. In late June 2018, dead and dying plants were found to be associated …