A contact and residual substituted urea herbicide for use in cereals and rye grass. Acts both as a herbicide and growth regulator. Available commercially as wettable (dispersible) powders, alone or in combination with chlorsulfuron, or isoxaben and methabenzthiazuron.
For etiology, clinical features, lesions, and treatment, see Ureas, substituted .

[toxic.gif] Toxicity
Oral doses in mg/kg:
LD50 rats >2500
  dogs >1000
  cats >1000
TD cattle 75 for 15-21 days
  cattle 200 for 5-6 days
  cattle 500 for 28-48 hours

Not toxic to fish