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To evaluate the effect of irrigation and quantity of applied N on grain yield and WUE of barley grown in southern Tasmania following forage rape or a perennial ryegrass pasture.
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To demonstrate the crop safety, extended incorporation time and efficacy of Sakura 850WG pre-emergent herbicide on annual ryegrass in wheat compared to Boxer Gold.
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To investigate the effect of crop topping cereals for annual ryegrass control with nonselective herbicides.
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To investigate the effect of crop topping cereals for annual ryegrass control with nonselective herbicides.
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To investigate the effect of crop topping cereals for annual ryegrass control with nonselective herbicides.
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To assess wether recent field pea breeding advancements in resistance to blackspot are significant enough to allow management changes to sowing time in this crop.
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To compare the performance of 3 seeding systems and 2 nutrition strategies. This is a rotation trial to assess the longer term effects of seeding systems and higher fertiliser input systems.
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To compare the performance of 3 seeding systems and 2 nutrition strategies. This is a rotation trial to assess the longer term effects of seeding systems and higher fertiliser input systems.
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To determine the correct maturity timing required in faba beans for successful crop topping practice.
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To test a number of cultivation practies and pre-sowing herbicides to control resistant ryegrass in wheat.
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Barley grass possesses several biological traits that make it difficult for growers to manage it in the low rainfall zone, so it is not surprising that it is becoming more prevalent in field crops in SA and WA. A survey by Llewellyn et al. (2015) showed that barley grass has now made its way into the top 10 weeds of Australian cropping in terms … read more
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Why do the trial?
Barley grass possesses several biological traits that make it difficult for growers to manage it in the low rainfall zone, so it is not surprising that it is becoming more prevalent in field crops in SA and WA. A survey by Llewellyn et al. (2015) showed that barley grass has now made its way into the top 1 O weeds of A… read more
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The aim of this study was to determine the optimal animal production and economic stocking rate for lambs grazing dual purpose wheat crops over winter and to assess the effects of different stocking rates and grazing intensity on subsequent plant growth and final
grain yield.
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To dicusss developments in herbicide resistance and new products.
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To report on the results of recent herbicide resistance ryegrass surveys.
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To determine whether UAN as a carrier, rather than just water, increases the efficacy of grass selective herbicides on ryegrass control.
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To investigate the effectiveness of weed control techniques using herbicide treatments and crop population.
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To evaluate the effectiveness of pre-emergent herbicides and crop safety in dry sowing conditions.
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To assess the potential for the use of Dual Gold® for ryegrass control in lupins.
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To evaluate the relative weed competitiveness of barley, bread wheat, and durum against annual ryegrass grown under different management practices including seeding rate, nutrition, variety, and row spacing.
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To investigate the effect of early or delayed sowing on reduction of ryegrass numbers in combination with different pre-emergent herbicides.
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To investigate the effect of early or delayed sowing on reduction of ryegrass numbers in combination with different preemergent herbicides.
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To investigate the effect of early or delayed sowing on reduction of ryegrass numbers in combination with different pre-emergent herbicides
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Investigate the dry matter accumulation and timing of a range of pastrure species and mixes and comparing them to the dry matter production by crops that are grown to be grazed before being shut up for grain production or cut for hay or silage.
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Investigate the dry matter accumulation and timing of a range of pastrure species and mixes and comparing them to the dry matter production by crops that are grown to be grazed before being shut up for grain production or cut for hay or silage.
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This field trial at Minnipa was undertaken to investigate factorial combinations of seed rate and herbicides on the management of annual ryegrass in wheat.
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This field trial was undertaken at Roseworthy in SA, a medium rainfall environment, to investigate factorial combinations of sowing time, cultivar (hybrid Vs open-pollinated), seed rate and herbicides on the management of annual ryegrass in triazine tolerant canola.
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To investigate factorial combinations of sowing time, cultivar, seed rate and herbicides on the management of annual ryegrass in triazine tolerant canola.
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This field trial was undertaken Frances in SA, a high rainfall environment, to investigate factorial combinations of sowing time, cultivar, seed rate and herbicides on the management of annual ryegrass in triazine tolerant canola.
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This field trial at Roseworthy was undertaken to investigate factorial combinations of sowing time, seed rate and herbicides on the management of annual ryegrass in faba beans.
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The aim of the trial was to investigate factorial combinations of sowing time, seed rate and herbicides on the management of annual ryegrass in faba beans.
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To investigate factorial combinations of sowing time, seed rate and herbicides on the management of annual ryegrass in faba beans.
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This field trial at Washpool was undertaken to investigate factorial combinations of sowing time, seed rate and herbicides on the management of annual ryegrass in wheat.
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This field trial was undertaken at Frances in South Australia, a high rainfall environment, to investigate factorial combinations of sowing time, seed rate and herbicides on the management of annual ryegrass in wheat.
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This field trial was undertaken at Roseworthy in South Australia, a medium rainfall environment, to investigate factorial combinations of sowing time, seed rate and herbicides on the management of annual ryegrass in wheat.
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This field trial at Roseworthy was undertaken to investigate factorial combinations of sowing time, seed rate and herbicides on the management of annual ryegrass in wheat.
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A four-year study has investigated if lime applied in a low pH soil could enhance the efficacy of herbicides on weeds (ryegrass and barley grass) and improve crop performance in a wheat-wheat-lupin-barley rotation at the Wongan Hills Research Station, Western Australia.
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To investigate the interaction between three sowing methods/planting arrangements and herbicides on ryegrass control in wheat.
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To investigate the effect of seeding systems on improving ryegrass management with pre-emergence herbicides in wheat.
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To investigate the effects of crop row spacing, seedbed utilisation and pre-emergent herbicides on ryegrass management in wheat.
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To evaluate the efficacy and crop safety of alternative pre-emergence herbicides under knife-point and disc seeding systems.
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This field trial at Watchman was undertaken to investigate factorial combinations of sowing time, seed rate and herbicides on the management of brome grass in barley.
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Change in sowing time can have multiple effects on crop-weed competition. Delayed sowing can provide opportunities to kill greater proportion of weed seedbank before seeding the crop, but weeds that establish in late sown crops can be more competitive on a per plant basis. This is one of reasons why farmers who have adopted early seeding have re… read more
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Investigate the impact of sowing time, seed rate and herbicide treatments on the management of annual ryegrass in barley in a low rainfall environment.
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This field trial at Minnipa aims to investigate factorial combinations of sowing time, seed rate and herbicides on the management of annual ryegrass in barley.
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To investigate the impact of integration of sowing time and seed rate of barley with pre-emergent herbicides on ryegrass density and seed production as well as on barley grain yield.
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This field trial at Washpool was undertaken to investigate factorial combinations of sowing time, seed rate and herbicides on the management of annual ryegrass in barley.
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To investigate factorial combinations of sowing time, seed rate and herbicides on the management of annual ryegrass in wheat.
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To investigate factorial combinations of sowing time, seed rate and herbicides on the management of annual ryegrass in wheat.
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This field trial at Roseworthy was undertaken to investigate factorial combinations of sowing time, crop type and herbicides on the management of annual ryegrass.
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To investigate combinations of faba bean sowing time, seed rate and herbicide treatments for the control annual ryegrass (ARG).
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This field trial at Frances was undertaken to investigate factorial combinations of sowing time, seed rate and herbicides on the management of annual ryegrass in barley.
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This field trial at Roseworthy was undertaken to investigate factorial combinations of wheat seed rate and pre-emergent herbicides on the management of annual ryegrass.
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To evaluate the crop safety and efficacy on annual ryegrass of soil-incorporated pre-emergent herbicides in dry and wet sowing conditions.
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To assess the effectiveness of a range of herbicides on a number of ryegrass populations throughout the ‘Liebe’ area with an ‘in situ’ method of resistance testing.
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To demonstrate the effect of seeder type and operation on the efficacy and safety of pre-emergent herbicides in barley.
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To assess whether phosphorus utilisation can be enhanced through the use of liquids, compound fertilisers and slow release coated fertiliser options.
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To assess dual purpose wheat, barley, triticale and oat varieties for DM production, recovery from grazing and grain yield. A further aim was to compare dry matter and feed quality of cereals with a tetraploid annual ryegrass used for over‐winter grazing prior to seed production.
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The aims of this trial were to:
• Compare early sown dual purpose wheat, barley, triticale and oat varieties for DM production, feed quality, recovery from grazing and grain yield.
• Compare DM and feed quality of cereals with a tetraploid annual ryegrass used for over-winter grazing prior to seed production.
• Assess … read more
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To evaluate forage varieties in a cropping system.
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To collect more data on dry matter and production figures for forage varieties.
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To investigate using alternative crops in medium to high rainfall zones.
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Following on from work by Seedmark PlantTech in 2008, there is investigation in using alternative crops in medium to high rainfall zones. It was determined that more data needed to be collected to establish dry matter and production in these zones.
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To evaluate forage varieties in a cropping system.
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To provide growers with the tools needed to adopt site-specific weed management (SSWM) strategies as a result of a commercially viable weed ID and mapping system being demonstrated.
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To provide growers with the tools needed to adopt site-specific weed management (SSWM) strategies as a result of a commercially viable weed ID and mapping system being demonstrated.
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To provide growers with the tools needed to adopt site-specific weed management (SSWM) strategies as a result of a commercially viable weed ID and mapping system being demonstrated.
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To determine appropriate sowing dates and densities of new faba bean varieties in the South East of SA, and quantify effect of various crop-top timings on yield of commercial cultivars.
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To identify weed species that pose the greatest threats to agricultural produciton if incursion an dispersal is allowed to occur from roadsides and fence-lines into farmed land.
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To provide growers with the tools needed to adopt site-specific weed management (SSWM) strategies as a result of a commercially viable weed ID and mapping system being demonstrated.
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To investigate a range of management options across the latest varieties and potential new releases in field pea.
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To compare two nozzles, a 90 degree vs a 45 degree spary angle nozzle, in their efficacy in controlling ARG in canola. The 90 degree angled nozzle was tested at two droplet sizes, (i) medium and (ii) very coarse.
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To evaluate how incorporation method impacts on the emergence of annual ryegrass from the furrow wall for various pre sowing grass herbicide mixtures in wheat.
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The GRDC ‘Maintaining profitable farming systems with retained stubble’ projects on upper and lower Eyre Peninsula (EP) aim to improve farm profitability while retaining stubble in farming systems. Grass weed management is one of the key issues of current cropping systems with annual ryegrass and barley grass being of most importance on lowe… read more
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To demonstrate the growth rates and carrying capacities of new pasture species and to show options available for improving pasture productivity.
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To compare the efficacy of different group B herbicides.
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To compare Triflur 480 versus Stomp, in relation to traditional use and minimum cultivation, on wheat and canola.
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To evaluate a range of Group G herbicide ‘spikes’ to better understand there market fit prior to sowing broadacre crops.
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The aim of this work is to understand if growers can reduce soil weed seedbanks in high-yielding high-rainfall zones by adopting harvest weed seed control (HWSC) practices.
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To see if harvest weed seed practices could be adopted to reduce annual ryegrass (ARG) weed seed populations to address herbicide resistance issues in high yielding, high rainfall zone (HRZ) areas of the southern region.
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To report on a summary of paddock surveys of harvest weed seed collection samples taken in 2016, 2017 and 2018 as a part of the GRDC Stubble Initiative project ‘Maintaining profitability in retained stubbles on upper Eyre Peninsula’ (EPF00001).
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To assess the effectiveness of narrow windrow burning practices in the Mid North as a late weed seed control tactic against ryegrass in canola and wheat.
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To understand how effective narrow windrow burning is capturing annual ryegrass seeds (comparison of between row and inter-row measurements), and to determine the reduction in ryegrass as a result of burning (comparison of burnt and unburnt sections of the row)
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The aim of this work is to understand if growers can reduce soil weed seedbanks in high-yielding high-rainfall zones by adopting harvest weed seed control (HWSC) practices.
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To evaluate the crop safety of annual ryegrass herbicides in key cereal varieties including use of disc and tyne planting.
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To assess the efficacy of three herbicide types on stubble covered soil.
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Why do the trial?
Barley grass possesses several biological traits that make it difficult for growers to manage in the low rainfall zone, so it is not surprising that it is becoming more prevalent in field crops in SA. A survey by Llewellyn et al. (2015) showed that barley grass has now made its way into the top 1 0 weeds of Australian … read more