Washburn, F. L.University of Minnesota. Entomological Division2017-02-062017-02-061908-04Washburn, F.L. The so-called "green bug" and other grain aphids in Minnesota in 1907. 1908. Saint Paul, Minn.: University of Minnesota. Agricultural Experiment Station. Bulletin 108, page 257-280https://hdl.handle.net/11299/183852This archival publication may not reflect current scientific knowledge or recommendations. Current information available from University of Minnesota Agricultural Experiment Station: http://www.maes.umn.edu/enNewsletter or Bulletin