EPA Defends Synergistic Risk Review In Expanded Pesticide Registration

EPA has proposed expanding its registration of the controversial herbicide Enlist Duo to allow use of the mixture on corn and soybeans in 19 additional states and on cotton, after re-affirming its initial 2014 Federal Insecticide, Fungicide and Rodenticide Act (FIFRA) registration decision that the product's two active ingredients do not pose synergistic risks. The agency Nov. 1 sought comment on a new proposed registration of Dow AgroSciences' herbicide mixture of glyphosate and the decades-old 2,4-dichlorophenoxyacetic acid (2,4-D). EPA's three-part...