First report of Heterodera glycines in South Dakota
During the 1995 growing season, Heterodera glycines (EPPO A1 quarantine pest) has been found for the first time in South Dakota, USA. The nematode was initially found in one field situated in the south-eastern corner of South Dakota (Union County), and then in 10 other fields within 2 to 3 km of the original finding.
Smolik, J.D.; Jones, J.L.; Gallenberg, D.L.; Gille, J.P. (1996) First report of Heterodera glycines on soybean in South Dakota.
Plant Disease, 80(2), p 224.