Control of Black Sigatoka in Guatemala by Timorex Gold A similar trial conducted in Guatemala in 2009 revealed similar results, in which Timorex Gold at 0.4 l /ha was as effective as difenoconazole and trifloxystrobin. Timorex Gold and systemic fungicides provided significant disease control in comparison to non-treated control plants, as indicated by an increase in the number of "youngest leaves spotted" that was observed