Ecological Risk Assessment in Support of the Reregistration Eligibility Decision for Chlorsulfuron, Revised.
Chlorsulfuron is a broad spectrum, pre-emergent and post-emergent sulfonylurea herbicide used on small grains such as wheat, barley and oats. It is also registered for use on pastures, rangeland and fallow. Non-crop sites include: unimproved turf, industrial turf, industrial site, ornamentals, and non-crop restoration. Chlorsulfuron is applied to agricultural crops as a spray by aircraft or ground equipmnt at single application rates ranging from 0.0078 to 0.0625 lbs ai/acre.
|Office of Prevention, Pesticides, and Toxic Substances|
|Office of Environmental Risk IV|
|Environmental Fate and Effects Division|
|Young, Dirk Y; Balluff, Dan|