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Which foliar fungicide active ingredients are registered for which cereal diseases in WA?
Powdery mildew has become more prevalent in WA wheat crops over the past few years, particularly late in seasons.
This trial assessed potential efficacy and benefits from various timings of fungicide application for managing powdery mildew, leaf rust and leaf spot diseases in wheat.
Leaf spot diseases affecting wheat in Western Australia are septoria nodorum blotch, yellow spot and septoria tritici blotch.
Annual ryegrass (Lolium rigidum) is one of the most serious and costly weeds of annual winter cropping systems in southern Australia.
Information is provided here to assist management of diseases and viruses that occur in broadacre crops grown in Western Australia - cereals (wheat, barley, oats and triticale), pulses (field pea,
Yellow leaf spot can have a significant impact on wheat yields.
In 2015 powdery mildew reached damaging levels in several regions. With the green bridge leading into the 2016 season, the disease could have significant impacts.
Cereal smut and bunt diseases are caused by fungi which parasitise the host plant and produce masses of soot-like spores in the leaves, grains or ears.
Stripe rust (Puccinia striiformis f. sp. tritici) and leaf rust (Puccinia triticina) can be a significant threat to wheat crops in Western Australia in some seasons.