Picoxystrobin
Action/Use:
- Fungicide
Use:
Controls disease in barley, oats, rye, wheat, peanuts, soybeans. Acanto* for use on barley, rye, wheat, triticale. Acapela* for use on dry legumes, cereals, corn and soybeans. Aproach* pending use on corn, soybeans, cereals, dry beans, peas, and canola.
Identification
Common Name(s): Picoxystrobin (ISO, BSI, ISOPA)
Chemistry
Class: Strobilurin.
Formula: C18H16F3NO4.
Properties: Cream colored, odorless solid. Melting point 71.9-74.3°C. Solubility at 20°C in dichloroethane >200 g/l, n-heptane 4 g/l, methanol 79 g/l.
Mode of Action / Resistance Management
Chemical Group: Methoxyacrylate
Taget Site: C3: complex III: cytochrome bc1 (ubiquinol oxidase) at Qo site
Mode of Action: Respiration
Action Group: FRAC Code 11
Comments / Risk Notes: High risk. Cross resistance shown between all members of the Qol group.
Registration
U.S.A.: Field trials for Q8Y78. Aproach* registration pending 2012.
Outside U.S.A.: Argentina, Austria, Belgium, Brazil, Colombia, Czech Republic, Denmark, Estonia, Finland, France, Germany, Hungary, Ireland, Kenya, Latvia, Lithuania, the Netherlands, New Zealand, Norway, Poland, Romania, Slovakia, South Africa, Sweden, U.K. Pending registration in Italy and Portugal. Stinger* in Argentina; Aproach* Prima in Brazil; Plinker* in Czech Republic; Acanto Prima*, Credo*, Furlong* in U.K. Acanto* in Germany. Acapela* in Canada.
Environmental Guidelines
Water Solubility: 3.1 mg/l at 20°C
Hazards: Fish: Highly toxic. LC50 (96 h) 75 µg/l (rainbow trout); 96 µg/l (bluegill sunfish); 160 µg/l (mirror carp)
Suppliers and Branded Products
Basic Producers:
DuPont Crop Protection (Acanto*, Acapela*, Aproach*)
Premix Products:
+ Chlorothalonil
- Credo* — DuPont Crop Protection
- Plinker* — DuPont Crop Protection
+ Cyproconazole
- Aproach* Prima — DuPont Crop Protection
- Furlong* — DuPont Crop Protection
- Stinger* — DuPont Crop Protection
+ Cyprodinil
- Acanto Prima* — DuPont Crop Protection
+ Penthiopyrad
- Q8Y78 — DuPont Crop Protection
