Frogeye Leaf Spot - Agricultural Impact

Frogeye leaf spot suppressed soybean yield in the U.S. 9.8 million bushels in 2003, valued at $59.3 million, 11.4 million bushels in 2004, valued at $68.4 million, and 12.7 million bushels in 2006, valued at $82.4 million. Since 2003, frogeye leaf spot ranked tenth on the list of 21 major diseases that suppressed US soybean yield.

Reference

Wrather, J. A., and S. R. Koenning. 2006. Estimates of disease effects on soybean yields in the United States 2003 to 2005. Journal of Nematology 38:173-180.

Information on these pages is from the cooperative effort of researchers throughout the North Central states. Information from this site can be copied and distributed for educational use. Please credit the source with our name and URL: NCSRP Plant Health Initiative at www.planthealth.info. Please do not use copyrighted photos without permission.