Resistant weed detected

By Vanessa Binks
May 25 2018 - 12:38pm
CHECK PADDOCKS: The University of Adelaide's Chris Preston said barley grass found on the YP was 10-fold herbicide resistant, which means growers will need 10 times the usual amount of glyphosate to control it.
CHECK PADDOCKS: The University of Adelaide's Chris Preston said barley grass found on the YP was 10-fold herbicide resistant, which means growers will need 10 times the usual amount of glyphosate to control it.

Northern barley grass has been confirmed as resistant to key herbicide glyphosate on the Yorke Peninsula, the first location in Australia, and the University of Adelaide’s associate professor of weed management Chris Preston said the discovery was a concern for the industry’s farming practices. 

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