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Imprelis is a selective herbicide created by DuPont. The active ingredient is aminocyclopyrachlor, a synthetic auxin. [1] [2] Imprelis was registered with the United States Environmental Protection Agency [3] for sale in October 2010. [4] Sale of Imprelis was voluntarily suspended [5] a week before the EPA required sales stopped.
Chlorsulfuron is an ALS (acetolactate synthase) inhibitor herbicide, and is a sulfonylurea compound. [3] [4] It was discovered by George Levitt in February 1976 while working at DuPont, which was the patent assignee. [5] [6] [7]
This is a list of herbicides.These are chemical compounds which have been registered as herbicides.The names on the list are the ISO common name for the active ingredient which is formulated into the branded product sold to end-users. [1]
The biological activity of a pesticide, be it chemical or biological in nature, is determined by its active ingredient (AI - also called the active substance). Pesticide products very rarely consist of the pure active ingredient.
Dimethenamid is a widely used herbicide belonging to the chloroacetamide class (group 15). Group 15 herbicides inhibit synthesis of certain long-chain fatty acids, thus reducing plant growth. [ 3 ] In 2001, about 7 million pounds (3,200 t) of dimethenamid were used in the United States. [ 4 ]
The purpose of the label is to "provide clear directions for effective product performance while minimizing risk to human health and the environment." A label is a legally binding document that mandates how the pesticide can and must be used and failure to follow the label as written when using the pesticide is a federal offense. [4]
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An example of a fully executed label compliant with the USEPA resistance management labeling guidance can be seen on the specimen label for the herbicide, cloransulam-methyl, updated in 2022. [81] Optimising herbicide input to the economic threshold level should avoid the unnecessary use of herbicides and reduce selection pressure.