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The term 'residual' applies to a number of herbicides that have a long lasting activity in the soil. These herbicides are often applied directly to the soil prior to planting crops, pre-emergent.
Herbicide performance can vary greatly depending on a number of factors. These can include compatibility of herbicides, water quality, sprayer decontamination and controlling stressed weeds.
Powdery mildew has become more prevalent in WA wheat crops over the past few years, particularly late in seasons.
Testing for herbicide susceptibility allows you to determine what herbicide options are still available to control weeds on your farm.
Windmill grass (Chloris truncata) is a native species and is the tenth most common summer weed species in the Western Australian wheatbelt.
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.
Which foliar fungicide active ingredients are registered for which cereal diseases in WA?
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,