Tribenuron-methyl
Action/Use:
- Herbicide
Use:
Selective postemergence broadleaf weed control in wheat (including durum), barley, triticale, and fallow.
Identification
Common Name(s): Tribenuron-methyl (ANSI, BSI, ISO-E draft)
Chemistry
Class: Sulfonylurea.
Properties: Light brown solid. Melting point 141°C. Solubility low in organic solvents.
Mode of Action / Resistance Management
Chemical Group: Sulfonylurea
Mode of Action: Inhibition of acetolactate synthase ALS (acetohydoxyacid synthase AHAS)
Action Group: HRAC Group B; WSSA Group 2
Registration
U.S.A.: Registered.
Environmental Guidelines
Hazards: Fish: LC50 >1000 mg/l (96 h) (bluegill sunfish, rainbow trout). Bird: (Dietary) LC50 >5620 ppm (mallard duck, bobwhite quail). Bee: LD50 >100 µg/bee (honeybee)
Water Solubility: 28 ppm at pH 4, 280 ppm at pH 6
Safety Guidelines
Signal Word: CAUTION
Toxicity Class: III
Toxicity: (Rat): Oral LD50 >5000 mg/kg. (Rabbit): Dermal LD50 >2000 mg/kg
Handling/storage Cautions: Avoid eye, skin, clothing contact. Wash contaminated clothing with soap, hot water before reuse. Store in original container only. Do not contaminate pesticides, fertilizer, food, or feed by storage or disposal. Follow state, local regulations for disposal of product, container, wastes
Suppliers and Branded Products
Basic Producers:
Cheminova A/S (Nuance*)
DuPont Crop Protection (Express* with TotalSol*)
Fertiagro Pte. Ltd. (Urgent*)
Hualong Chemical Industry Co., Ltd. (Konia*)
Makhteshim Agan Group (Trimmer*)
Nufarm Americas Inc. (Victory*)
Pilar AgriScience (Canada) Corp. (Pilar-ex*)
Shandong Kesai Eagrow Co., Ltd. (Eagrow*)
Sulphur Mills Limited (Uno*)
Formulators' Trade Names:
Chema Industries (Granary*)
Cheminova, Inc. (Nuance*)
SAFA TARIM A.S. (Granland*)
Shanghai MIO Chemical Co., Ltd. (MIO* Tribenuron-methyl)
B.V. Industrie- & Handelsonderneming Simonis (Wopro-tribenuron*)
Stockton Agrimor AG (Grandus*, Stockstar*)
Suzhou Eagro Ltd. (Richway*)
Willowood Ltd. (Garant*, Grand*)
Premix Products:
+ Chlorimuron-ethyl
- Canopy* EX — DuPont Crop Protection
- Cloak* EX — Nufarm Americas Inc.
+ 2,4-D+ Fluroxypyr+ Thifensulfuron-methyl
- Retain* — Viterra Inc.
+ Dicamba+ Metsulfuron-methyl+ Thifensulfuron-methyl
- Agility* SG with TotalSol* — DuPont Crop Protection
+ Fluroxypyr+ Thifensulfuron-methyl
- Supremacy*
- Supremacy* — Arysta LifeScience North America Corp.
+ Glyphosate
- FirstStep Complete* — Viterra Inc.
+ MCPA+ Thifensulfuron-methyl
- BroadSide* — Viterra Inc.
+ Metsulfuron-methyl+ Thifensulfuron-methyl
- Accurate* Extra — Cheminova, Inc.
- Ally* Extra SG with TotalSol* — DuPont Crop Protection
+ Thifensulfuron-methyl
- Affinity* BroadSpec with TotalSol* — DuPont Crop Protection
- Audit* — Arysta LifeScience North America Corp.
- Deploy* — Arysta LifeScience North America Corp.
- Edition* Broadspec — Cheminova, Inc.
- FirstShot* SG burndown with TotalSol* — DuPont Crop Protection
- Harmony* Extra SG with TotalSol* — DuPont Crop Protection
- Harmony* Extra XP — DuPont Crop Protection
- Libra* — Willowood Ltd.
- Nimble* — Cheminova, Inc.
- Rapport* — Nufarm Americas Inc.
- TNT Broadleaf* — Gowan Company
- Treaty* Extra — Nufarm Americas Inc.
Discontinued Names:
Ally Extra*
Grand Star*
Harmony* Extra XP
Rockett*
