I wish I could give you an easy answer to the question posed in the title of this article, but there isn’t one. There is no easy answer because no one knows precisely where and to what degree Phakopsora pachyrhizi, the fungus that causes Asian soybean rust, will infect U.S. soybean fields this crop season.
Heck, Ron, "Will there be enough fungicides to treat rust this year?" (2005). Integrated Crop Management News. 2361.
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