Summit-Agro·Fungicides
Systemic EC fungicide (prothioconazole 250 g/L) with curative and protective action on wheat, rapeseed, sunflower, soybean and sugar beet.
Main advantages
About this product
Ultima is a systemic emulsifiable-concentrate fungicide based on prothioconazole (250 g/L), a triazolinthione. It provides curative, eradicant and long protective action against a broad spectrum of diseases, including sclerotinia, alternaria, septoria, fusarium head blight, rusts, powdery mildew and grey mould. Registered for wheat, oilseed rape, sunflower, soybean and sugar beet, it is applied as a foliar spray at 0.5-1.0 L/ha during vegetation, targeting flowering in rapeseed and sunflower, and works well in tank mixes for resistance management.
At a glance
Chemistry & regulatory profile
Active ingredient
Systemic DMI (demethylation inhibitor): prothioconazole inhibits the fungal CYP51 enzyme, blocking ergosterol synthesis needed for cell-membrane formation.
Resistance group
FRAC 3
Rotate resistance groups across seasons to slow resistance build-up
Formulation
EC
Physical-chemical form (SL / EC / WG / SC)
Application
Full specifications
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Questions & answers
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