Trade name(s) Sonalan, Curbit
Manufacturer(s) Gowan, Loveland Products
Formulation(s) 3 lb/gal emulsifiable concentrate
Remarks A selective, preemergence herbicide that should be soil incorporated. Do not incorporate when using on cucurbits. Ethalfluralin has little or no foliar activity.
Water solubility 0.3 ppm
Storage conditions Store above 40°F.
Acute toxicity LD50 - greater than 10,000 mg/kg
Action in plant Inhibits mitosis in shoots and roots.
Site of action Group 3: microtubule assembly inhibitor
Chemical family Dinitroaniline
Koc Average is 4,000 mL/g