Terbutryn
Action/Use:
- Herbicide
Use:
Preemergence and preplant incorporated on grain sorghum; preemergence and postemergence on fallow land.
Identification
Common Name(s): Terbutryn (ANSI, BSI, ISOE, WSSA); ; Terbutryne (ISOF)
Chemistry
Properties: White powder. Melting point 104-105°C. Readily soluble in organic solvents.
Mode of Action / Resistance Management
Chemical Group: triazine
Mode of Action: inhibition of photosynthesis at photosystem II
Action Group: HRAC Group C1
Environmental Guidelines
Water Solubility: 25 ppm at 20°C
Hazards: Fish: Moderately toxic to warm water fish; highly toxic to cold water fish. Bird: Practically nontoxic to upland game birds. Bee: Practically nontoxic
Soil Particle Adsorption: Readily adsorbed in soils with high organic or clay content
Safety Guidelines
Signal Word: CAUTION
Toxicity Class: III
Toxicity: Tech (Rat): Oral LD50 2500 mg/kg. Dermal >2000 mg/kg
Suppliers and Branded Products
Basic Producers:
Crystal Chemical Inter-America (Ternit*)
Makhteshim Agan Group (Terbutrex*)
Probelte S.A. (Athado* 49)
Shandong Kesai Eagrow Co., Ltd. (Eagrow*)
Formulators' Trade Names:
Proficol (Terbutrex*)
Premix Products:
+ Ametryn
- Amigan* — Makhteshim Agan Group
+ Atrazine
- Aterbutex* — Makhteshim Agan Group
- Aterbutox* — Makhteshim Agan Group
+ Bromacil+ Diuron
- Dakar* — Aragonesas Agro, S.A.
+ Chlorotoluron
- Clorter Extra*
+ Prometryn
- Lanten* — Aragonesas Agro, S.A.
+ Simazine
- Duacit*
- Terbutrex* Combi — Makhteshim Agan Group
+ Terbumeton+ Terbuthylazine
- Athado Summer* — Probelte S.A.
+ Terbuthylazine
- Batallion* — Makhteshim Agan Group
Discontinued Names:
Igran*
Opogard*
Plantonit*
Short-stop*
