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Know the enemy: data on weeds frontline
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The agronomist from Dubbo, New South Wales, says two years of survey data show herbicide resistance is increasing at an alarming rate across the central western NSW cropping belt and growers need to change tactics urgently to develop effective, long-term weed-management strategies... "In the GOA surveys both ryegrass and black oats demonstrated a high incidence of resistance, with 100 per cent of the ryegrass and 86 per cent of black oats showing resistance to at least one herbicide," Mr Street says... Before growers and agronomists decide on a course of action, Mr Street says it is critical they start testing survivor weed samples so they can map the resistance status of individual farms and paddocks as part of the process to develop effective long-term strategy for the management of hard-to-kill weeds...
GRDC Research Summaries
Manuring of Pulse Crops Fact Sheet: Managing brown manure crops in Southern NSW (High Resolution version)
NVT Online Papers