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US cancellation request for Amvac's Avenge

The US EPA has notified the receipt of a request from American Vanguard subsidiary Amvac Chemical to cancel all registrations of the cereal herbicide, Avenge (difenzoquat). The company has registrations for two formulations for the control of wild oats ( Avena spp) in wheat and barley. It has requested that the registrations be cancelled on December 31st 2009, with the sale and distribution of stocks allowed for 12 months. Amvac acquired Avenge from BASF in 2005 ( Agrow No 487, p 1).



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