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Management efficacy depends on the starting date and the available budget. (A) Median area affected by infection or host removal by 2030. (B) Median area removed by treatment by 2030. (C) Area lost by 2030 as a function of the budget, for treatment that starts in 2002, showing the distribution of possible epidemic impacts. (Inset) Response to the year in which treatment begins, for a fixed budget that allows up to 50 km2/y to be treated.
