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Climatic and Environmental Trends Observed During Epidemic and Non-epidemic Years of Soybean Sudden Death Syndrome in Iowa

L. F. S. Leandro, A. E. Robertson, D. S. Mueller, and X.-B. Yang

May 2013


Since infection and sudden death syndrome (SDS) development is highly dependent on temperature and soil moisture, our hypothesis was that SDS epidemics occur in years with above-average rainfall and below-average temperatures. To test this hypothesis, environmental conditions in southeast and central Iowa were compared among epidemic and non-epidemic years.


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