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To evaluate adaptive farm systems using a case study farm and then to develop simple approaches which farmers can use to help their decision making, especially in the fact of continuing uncertain seasons and profit margins.
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To use the increased concentration of fertiliser granules in low SBU systems to measure any advantage of fertiliser uptake
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This paper reports 2019 results from a subsoil amelioration experiment aimed at minimising the yield gap on sodic subsoils by treating them with various organic and inorganic amendments in pelletised form
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To investigate the impact of grazing, soil nutrition and rhizobial inoculants on dry matter production, nodulation and N2-fixation of a regenerating medic pasture under field conditions.
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In this experiment, we compare three methods of N supply to wheat:
1. surface spread in front of the seeder (early May)
2. mid-row banding at sowing (early May)
3. surface spread at stem elongation (late July).
The difference method was used to evaluated the efficiency of each.
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This trial is conducted to investigate the value of nitrogen on the profitability of new wheat varieties in early and late sowings in fallow/wheat system at Wongan Hills
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Aimed at identifying factors limiting the production and nitrogen fixation of pulse crops grown on acidic soils in the high rainfall zone (HRZ) grain production regions of south eastern Australia with a long-term average annual rainfall above 500 mm.
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To test the effects of subsoil remediation on crop water use and yield.
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To test the effects of subsoil remediation on crop water use and yield.
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To investigate the reasons for these differences in WUE by continuing with trials established at 4 sites in 2008 on different soil types and rainfall zones in selected grower paddocks.
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To investigate the reasons for these differences in WUE by continuing with trials established at 4 sites in 2008 on different soil types and rainfall zones in selected grower paddocks.
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To assess the performance of wheat following either peas, wheat or barley.
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To use a thick layer of cereal straw maintained within the growing season to focus on reducing the amount of moisture lost to soil evaporation.
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To use a thick layer of cereal straw maintained within the growing season to focus on reducing the amount of moisture lost to soil evaporation.
Aims:
To investigate the reasons for these differences in WUE by continuing with trials established at 4 sites in 2008 on different soil types and rainfall zones in selected grower paddocks.
Aims:
To investigate the reasons for these differences in WUE by establishing four sites on different soil types and rainfall zones in selected grower paddocks.
Aims:
To investigate the reasons for these differences in WUE by establishing four sites on different soil types and rainfall zones in selected grower paddocks.
Aims:
To investigate the reasons for these differences in WUE by establishing four sites on different soil types and rainfall zones in selected grower paddocks.
Aims:
To investigate the reasons for these differences in WUE by establishing four sites on different soil types and rainfall zones in selected grower paddocks.
Aims:
To investigate the reasons for these differences in WUE by continuing with trials established at 4 sites in 2008 on different soil types and rainfall zones in selected grower paddocks.
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To investigate in-crop nitrogen timing and product choice for wheat.
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The aims of the PA component of the GRDC Stubble project were to:
• deliver a pilot project to understand how soil parameters, including PAW, vary across a paddock and understand
whether current PA datasets can correlate with PAW
• connect variations in soil moisture with nitrogen supply
• demonstrate t… read more
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To evaluate the response of wheat (yield and protein) in different paddock management zones to in-season application of nitrogen fertilizer, using the Yield Prophet system as a guide.
Aims:
To evaluate the response of wheat (yield and protein) in different paddock management zones to in-season application of nitrogen fertiliser, using the Yield Prophet system as a guide.
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To evaluate the response of wheat (yield and protein) in different paddock management zones to in-season application of nitrogen fertiliser, using the Yield Prophet system as a guide.
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To compare tactical nitrogen management options for improving nitrogen use and high quality wheat varieties including Janz, Chara and mira.
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To answer the question: Can the lessons learnt in growing Prime Hard wheat in southern NSW be extended to the high rainfall grain regions of Southern Victoria?
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To determine which soil tests and tissue tests could be used to increase the likelihood of profitable responses from the application of nitrogen to wheat.
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To comment on increasing economic returns of agronomic management using precision agriculture.
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To investigate the use of Gamma Radiometrics in SA.
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To report on investigations on increasing economic returns of agronomic management using
precision agriculture.
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To report on outcomes of the Upper North Water Use Efficiency Project.
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To assess grain protein following late applied foliar nitrogen at booting stage in wheat.
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To explore whether the nitrogen (N) benefits to subsequent cereals from the break crops, and savings from weed control, could offset the loss of income from break crops in the longer term.
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The aim of the project was to increase the understanding and awareness of how spatial measurement tools (EM38 mapping, Imagery data, RTK Elevation Data & Yield Mapping) can be utilised to identify variations in soil capabilities & to then demonstrate how management can potentially be changed over these areas & the economics of implementing these… read more
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To (i) ground truth through statistical analysis of small plot trials current practices of leading farmers in regards to the use of Variable Rate Technology (VRT), predictive yield modelling and nutrition modelling in improving water use efficiency and hence profitability; (ii) address the hypothesis that greater return on investment can be achi… read more
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The primary objective of PGRs is to decrease plant height to reduce lodging, however, this can also indirectly increase grain yield. If the crop is not lodged, the effect of PGR application on yield is more variable. The influence of varying levels of N and PGR timing on the grain yield of four elite barley cultivars, including the recently r… read more
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To establish the interaction between nitrogen and timing and the need for fungicide management.
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This trial is part of larger GRDC funded project, which examines whether lower plant populations and later timed nitrogen approaches are suited to the HRZ in Australia, it also examines whether these techniques which were principally established for wheat can be used in malting barley, where high protein can be undesirable.
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Research on the mainland has shown that sowing lentils in the inter-row in wheat stubble encourages the plant to grow taller in pursuit of sunlight, enabling easier harvest for what is normally a short crop. Although broad beans can be a tall crop, the bottom pods contain the largest beans as these set the earliest and thus have the longest time… read more
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To observe growth and yield response in field peas to the use of seed inoculants.
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To evaluate the application of various inoculant to lentils for yield response
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To test the viability of establishing lucerne pastures in areas where they have not been traditionally grown.
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To investigate factorial combinations of sowing time, varieties and seed rate with herbicide strategies for ryegrass management.
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To examine the influence of two nitrogen timings: 40kg N/ha applied at tillering (GS22) or first node (GS31) and four fungicide strategies on levels of yellow leaf spot (YLS).
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To examine the influence of two nitrogen timings: 40kg N/ha applied at tillering (GS22) or first node (GS31) and four fungicide strategies on levels of yellow leaf spot (YLS).
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To examine the interaction between plant density and nitrogen application in eight barley varieties in central west NSW.
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To evaluate the effect of plant growth regulator (PGR) appliaction in early-sown first wheat grown under different levels of nitrogen application.
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To look at canopy management and its integration with disease management principles in the different climates of southern Australia.
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To examine the interaction of Nitrogen management with disease management in winter barley Inverleigh
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To quantify how “upfront” nitrogen application versus application at stem elongation (GS 30-31) influences the need for disease control in varieties of differing disease resistance.
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To look at canopy management and its integration with disease management principles in the different climates of southern Australia.
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This experiment has attempted to use rainfall timing (imitated by overhead irrigation) to mitigate the negative weather impacts on
dry matter production both before and after flowering in an early and late summer TOS. A wide gap between TOS was deliberately
used to create the largest contrast in weather conditions that the cro… read more
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To increase productivity of pulses in the LRZ through increasing podding height, plant height and harvestability. This work builds on previous successful trials in the SA Mallee
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In Western Australia, break crop options are currently limited and there is a high proportion of wheat and barley grown in rotation. Cereal crops account for 60-70% of paddocks sown in any one year, with the remaining area sown to a range of crop and pasture types including canola, lupin, clover, volunteer pasture, or left as fallow. In addition… read more
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To improve knowledge around the ability of sorghum to efficiently use applied irrigation water.
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The key aims of this project have been to develop agronomic guidelines and seeding technology solutions which can allow for increased stubble retention practices, thereby reducing the dependence on burning.
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To understand the impact of soil carbon and nitrogen cycling on disease suppression.
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To understand the impact of soil carbon and nitrogen cycling on disease suppression.
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To see if there is a relationship between the surface texture of 60 known soil pits in the South-East and the Gamma Emmisions from a Gamma Ray Spectrometer.
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To investigate the benefits of specialty nitrogen products and liquid nitrogen options in cereals
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To test the concept of variations in crop nitrogen dynamics in relation to soil compaction during the 2014 season.
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To test the concept of variations in crop nitrogen dynamics in relation to soil compaction during the 2014 season.
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To test the concept of variations in crop nitrogen dynamics in relation to soil compaction during the 2014 season.
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To investigate the benefits of speciality phosphorus products and liquid phosphorus options in cereals.
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To investigate the benefits of specialy nitrogen products and liquid nitrogen options in cererals.
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The objective of the project is to support the introduction and scale up of commercial cultivation of Linseed in the Great Southern region of Western Australia and will support a larger initiative developed by Southern Dirt to develop a localised Linseed supply chain to take the crop from paddock to consumer on the back of renewed demand for Lin… read more
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To test the effectiveness of plant growth regulators on reducing plant height in irrigated barley
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To investigate the management of dual purpose canola and cereal crops under irrigation in the region.
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To economically grow irrigated durum wheat
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To test the grazing recovery of three milling oat varieites, Bannister, Durack and Yallara
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To explore various agronomic practices, and identify varieties with the genetic potential to achieve target yields.
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To investigate fertiliser additives to assess their claim of improving P efficiency, as well as the addition of Potassium and Copper supplements, to improve the yield of irrigated wheat
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Determine if there are economic and agronomic advantages with using soil ‘wetters’ at seeding to improve crop emergence of wheat (Arrino) in hydrophobic soils (non-wetting).
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To determine the competitiveness of current and new barley varieties so management packages can be developed for growers to use.
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To determine whether optimising agronomic inputs could further increase barley yield in southern NSW
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To determine whether maintaining stubble cover in low rainfall environments increases summer moisture conservation, and, to establish the minimum stubble quantity or threshold necessary to ensure maximum moisture conservation over the summer.
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To determine whether highly zinc responsive crops such as faba beans and lentils would respond to additional zinc when grown on a paddock which has had a good zinc history.
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To investigate the effect of various fallow management treatments on crop establishment and yield, weed and pest management and nitrogen management in retained stubble systems in a medium rainfall zone in the South-East of South Australia.
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To investigate the usefulness of kikuyu for farmers on Kangaroo Island.
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to investigate the efficacy of knockdown mixes and timings on the control of ryegrass and broadleaf weeds prior to cropping.
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To investigate the effectiveness of the use of different herbicides and spraying regimes prior to sowing in controlling annual ryegrass and to increase grower awareness of rotating the various knockdown options pre-sowing.
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To demonstrate the feed value of a forage brassica as spring/early summer grazing option and to measure lamb growth rate performance.
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To report on Landmark pasture trials investigating ESN on annual ryegrass and Awaken ST on ryegrass amongst other treatments.
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To investigate the role of the nitrogen stabilisers and plant stimulants on pastures.
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To measure increases in grain protein in various barley varieties at flowering with different amounts of applied nitrogen.
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To evaluate the impact of late nitrogen application timings on wheat protein levels.
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To evaluate the impact of late nitrogen application timings on wheat protein levels.
Aims:
To evaluate the impact of late nitrogen application timings on wheat protein levels.
Aims:
To evaluate the impact of late nitrogen application timings on wheat protein levels.
Aims:
To evaluate the impact of late nitrogen application timings on wheat protein levels.