Annual ryegrass seed set reduced by desiccation and swathing of canola

Document Type

Article

Publication Date

9-2016

Conference Title

20th Australasian Weeds Conference

Place of Publication

Perth

ISBN

978-0-646-96031-9

Keywords

Canola, desiccation, swathing, ryegrass

Disciplines

Agricultural Science | Agronomy and Crop Sciences | Weed Science

Abstract

Field studies were conducted at Mt Barker in 2010 and 2011 and Katanning in 2012 and 2013 to investigate techniques to reduce annual ryegrass viable seed set. The Mt Barker experiments included swathing with a commercially available sprayer kit attached and desiccation of the standing crop while at Katanning only desiccation was tested. Results in 2010 showed, on average, desiccation with diquat reduced the viable ryegrass seed production by 65%, and on average, desiccation or spraying on the swather with glyphosate reduced the viable ryegrass seed production by 45%

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