The Australian cotton industry has benefited enormously through widespread adoption of Roundup Ready technology, with close to 100 per cent adoption since 2010/11.
A downside of the uptake of this technology has been the shift in the weed spectrum found in cotton fields. Department of Agriculture and Fisheries (DAF) researcher Dr Jeff Werth says growers have achieved better control of Cyperus sp. (nutgrass and other sedges), but surface germinating and glyphosate tolerant species, along with reduced control of vines and legumes have found the new cropping system favourable. [Read more…] about Driving down the glyphosate resistant weed seed bank in cotton fields