Monsanto/Amvac Impact herbicide deal

Monsanto has entered into an agreement with US agrochemical company American Vanguard (Los Angeles, California) to market Amvac’s post-emergence maize herbicide, Impact (BASF’s topramezone), as part of the Roundup Ready Plus programme. Monsanto recommends the use of certain third-party products with its Roundup (glyphosate) brands to tackle glyphosate resistance in Roundup Ready crops. It already has deals with Sumitomo Chemical subsidiary Valent USA Corporation, Makhteshim-Agan Industries and FMC ( Agrow No 603, p 3).