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To report on a three year strategy to manage clethodim resistant ryegrass without oaten hay.
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The aim of this trial was to investigate alternative chemicals for the control of ryegrass in wheat; and in broadleaf crops, canola, lentil and field pea.
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This trial was designed as a scoping study to investigate various aspects of long coleoptile wheat relative to WA farming systems for eventual grower integration. However, this report outlines both observations as well as extensive data that was collected and analysed, despite the original aim of the trail to be more investigatory than data-driv… read more
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To assess the growth and yield of barley and wheat growing in a range of different established perennial pasture species.
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To test the Yield Prophet tool to determine its relevance and usefulness to growers of the West Midlands region in determining the most efficient and effective nitrogen strategy.
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Failure to control annual weed species that persist through cropping phases facilitates replenishment/establishment of weed seedbanks. Consequently, this maintains weed interference in subsequent years of crop production. Harvest weed seed control (HWSC) has been widely adopted in Australia since its inception over three decades ago to prevent r… read more
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To demonstrate whether Atrazine (alone or in combination with Select) can assist in the control of ryegrass.
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To evaluate the performance of Avadex Xtra on annual ryegrass in a no-till cropping system.
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To compare the grain yield and quality of barley varieties with grazing and annual ryegrass (ARG).
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To investigate barley varietal performances under various seeding rates and the influence of annual ryegrass.
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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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The GRDC Stubble project aims to improve farm profitability while retaining stubble in farming systems on upper Eyre Peninsula (EP). Weed control in stubble retained systems is an issue with reduced herbicide efficacy due to higher stubble loads especially for pre-emergence herbicides. Current farming practices have also changed weed behaviour w… read more
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The GRDC ‘Maintaining profitable farming systems with retained stubble - upper Eyre Peninsula’ project aims to improve farm profitability while retaining stubble in farming systems on upper Eyre Peninsula (EP). Weed control in stubble retained systems can be compromised where herbicide efficacy is limited due to higher stubble loads, especia… read more
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The trial was designed to compare barley variety grain yield response to grazing in the presence of annual ryegrass.
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To determine varietal performances under various seeding rates and the ability of barley varieties to compete with annual ryegrass.
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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 demonstrate the performance and effectiveness of new pre-emergen chemistry, Bayer 191, in reducing resistant ryegass populations in winter cereals.
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To investigate whether a break crop can be used to manage weeds.
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To compare the productivity and profitability of cropping in the presence of a background of herbicide resistant ryegrass, and to assess the implications of various low or high input grass control options applied to wheat and break crops on production costs and ryegrass management.
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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 compare Canola Breeders’ new TT canola variety CB Sturt TT to its existing low rainfall variety CB Telfer TT in a paddock scale demonstration.
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To compare four locally grown wheat varieties at district practice and high seeding rates to assess their influence on reducing the impact of ryegrass in the whole farming system.
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To determine the level of herbicide resistance to selective in-crop herbicides in annual ryegrass across western Victoria using random weed surveys.
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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 identify chickpea plant types which are more competitive with ryegrass.
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To look for chickpea plant types which are more competitive with ryegrass.
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To determine if the livestock carrying capacity of pastures in the Eastern Wheatbelt of Western Australia, including those on mildly saline soil, can be increased by replacing native ryegrass with the Safeguard variety of ryegrass.
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To determine if the livestock carrying capacity of pastures in the eastern Wheatbelt of Western Australia, including those on mildly saline soil, can be increased by replacing native ryegrass with the Safeguard variety of ryegrass.
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To compare grass herbicides alone and in comparison with common broadleaf herbicides.
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To compare the crop effect of two formulations of trifluralin – Triflur 480 (480 g/L active ingredient) and Crew (330 g/L active ingredient with slow release formulation). The work also included a demonstration of crop effect of trifluralin under dry- and wet sowing conditions.
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To compare two different seeder’s (Cross Slot and DBS) and compare:
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To compare the competitive nature of wheat and barley sown at different row spacing and seeding rates on grass weed competition.
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To compare the competitive nature of wheat and barley sown at different row spacing and seeding rates on grass weed competition.
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To investigate the use of competitive crops to reduce weeds.
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To evaluate the efficacy and crop safety of alternate pre-emergent herbicides & their mixtures for the control of ryegrass in wheat.
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To evaluate the efficacy & crop safety of alternate preemergent herbicides & their mixtures for the control of ryegrass in wheat.
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To evaluate the efficacy and crop safety of alternate pre- and post-emergent herbicides and their mixtures for the control of ryegrass in break crops.
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To investigate various pre-emergent options to improve the control of Group A resistant ryegrass in canola.
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To compare the effect of different pre-emergent herbicides applied pre sowing and post sowing on wheat
establishment and ryegrass control and to specifically improve the control of ryegrass in the crop row.
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To compare the effect of different pre-emergent herbicides and 2 seeding systems on wheat establishment and ryegrass control.
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Herbicide and application timing alternatives to control annual ryegrass and other weeds in fence lines and prevent the onset of resistance.
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To explore herbicide and application timing alternatives to control annual ryegrass and other weeds on fencelines and prevent the onset of resistance. wns Research Station, Gibson (SEPWA).
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To investigate the effectiveness of different herbicide mixes at controlling glyphosate resistant ryegrass along fencelines.
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To investigate the effectiveness of different herbicides on glyphosate resistance ryegrass along a fenceline.
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To investigate pre-emergent trifluralin mixes for the control of Group A resistant ryegrass.
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To investigate pre-emergent trifluralin mixes for the control of Group A resistant ryegrass.
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To assess the ryegrass control ability of crop rotation, in combination with pre- and post- emergent herbicides.
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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 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.