What cost a clean guardpost? Feral weeds propagate under glyphosate rotation

By Jamie Brown
March 19 2020 - 12:00pm
Glyphosate resistant feather top Rhodes grass proliferated around sprayed guideposts in the New England this summer, highlighting a challenge for weed authorities.
Glyphosate resistant feather top Rhodes grass proliferated around sprayed guideposts in the New England this summer, highlighting a challenge for weed authorities.

Feathertop Rhodes grass has evolved glyphosate resistance in northern NSW and southern Queensland. This difficult-to-control summer grass is now appearing in the south of the state.

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