The fungicide Alto 100SL (cyproconazole), manufactured by Syngenta Crop Protection, Inc., has been approved as a Section 18 fungicide in Iowa, effective on April 19, 2006. The exemption will expire on April 19, 2009. Alto 100SL is a systemic, triazole fungicide with early infection and protectant activity. It has post-infection activity that can stop pathogen establishment in the early phases of disease development. Alto 100SL also can stop sporulation, reduce inoculum production, and slow disease progress.
Iowa State University
Mueller, Daren S. and Eckermann, Chuck, "Alto 100SL approved for soybean rust" (2006). Integrated Crop Management News. 1245.
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