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Catalogue: GRDC Publications
A positive test result confirms the need for alternative tactics or herbicides... Assessing weed population density The most accurate way to estimate the population of a weed in a paddock is to count the number of plants in an area of known size at a number of locations... Estimating potential weed population density Potential weed population density can be estimated in a number of ways, such as: When weeds are setting seed, count the number of seed-heads or pods, and the number of seeds per pod or seed-head, from a given sample area...
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Catalogue: GRDC YouTube channel
" IWM: Weed Seed Bank Destruction - Farm Hygiene and Weed Management 13 November 2013 Farm hygiene tutorial explains how to limit the movement of weed seed from different parts of the farm or from outside the farm... Tactics for managing weed blow-out situations - not allowing weed escapes to set seed... Technology to reduce spray drift GCTV: Drift Reducing Technology..
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Catalogue: GRDC YouTube channel
" IWM: Double Knock - Northern Region 28 October 2013 Michael Widderick and Steve Walker, (QDAFF & QAAFI Northern Weeds Specialists) and Paul Castor, (Consultant MCA Goondiwindi) explain the 'double knock' strategy for managing glyphosate resistant and tolerant weeds in summer fallow... Timing of double knock, ecology of Liverseed, Feather Top Rhodes, Flax Leaf Fleabane, Barnyard grass and other tactics for controlling problem weeds... Technology to reduce spray drift GCTV: Drift Reducing Technology..
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Catalogue: GRDC YouTube channel
" Over The Fence North: Geoff O'Neill 31 January 2013 On-farm video where grower Geoff O'Neill discusses tactics for managing herbicide resistance... Technology to reduce spray drift GCTV: Drift Reducing Technology..
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Catalogue: Broadacre Field Crops DAFF QLD
The name Helicoverpa refers to two species of moth, the larvae of which attack field crops in the northern grains region of Australia... Helicoverpa armigera is generally regarded as the more serious pest because of its greater capacity to develop resistance to insecticides, its broader host range, and the fact that it persists in cropping areas from year to year, whereas H. punctigera numbers fluctuate from year to year based on conditions in its inland breeding areas... Helicoverpa armigera attacks all crops but is less common in wheat and barley...
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Catalogue: Broadacre Field Crops DAFF QLD
The name Helicoverpa refers to two species of moth, the larvae of which attack field crops in the northern grains region of Australia... Helicoverpa armigera is generally regarded as the more serious pest because of its greater capacity to develop resistance to insecticides, its broader host range, and the fact that it persists in cropping areas from year to year, whereas H. punctigera numbers fluctuate from year to year based on conditions in its inland breeding areas... Helicoverpa armigera attacks all crops but is less common in wheat and barley...
Related categories:
Catalogue: Broadacre Field Crops DAFF QLD
The name Helicoverpa refers to two species of moth, the larvae of which attack field crops in the northern grains region of Australia... Helicoverpa armigera is generally regarded as the more serious pest because of its greater capacity to develop resistance to insecticides, its broader host range, and the fact that it persists in cropping areas from year to year, whereas H. punctigera numbers fluctuate from year to year based on conditions in its inland breeding areas... Helicoverpa armigera attacks all crops but is less common in wheat and barley...
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