Aims:
To establish if the current wheat yield could reach potential yield by extra N fertilisation and to identify potential constraints of 8 Satellite Sites throughout the Liebe area
Aims:
To establish if the current wheat yield could reach potential yield by extra N fertilisation and to identify potential constraints of 8 Satellite Sites throughout the Liebe area
Aims:
To establish if the current wheat yield could reach potential yield by extra N fertilisation and to identify potential constraints of 8 Satellite Sites throughout the Liebe area
Aims:
To establish if the current wheat yield could reach potential yield by extra N fertilisation and to identify potential constraints of 8 Satellite Sites throughout the Liebe area
Aims:
To establish if the current wheat yield could reach potential yield by extra N fertilisation and to identify potential constraints of 8 Satellite Sites throughout the Liebe area
Aims:
Investigate the impact of soil management techniques and the application of different rates of lime over a five year period on soil pH.
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To improve the physical and chemical condition of an acidic loam over clay soil.
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To improve landholder understanding of soil moisture conditions through the use of raw data, the establishment of yield modelling and data analysis and interpretation.
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To investigate the performance of soil moisture retention granules on wheat grain yield.
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To investigate the performance of soil moisture retention granules and seed coatings on wheat grain yield.
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To assess the efficacy of two nitrification inhibitors, 3,4-dimethylpyrazole (DMP) and nitrapyrin, when applied directly into the anhydrous ammonia stream during pre-plant nitrogen (N) application for commercial irrigated cotton production.
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To assess a previous soil pH monitoring site, sampled 14 years prior, and a farmer led onfarm lime trial was conducted west of Condobolin NSW.
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To compare soil pH mapping with VERIS Soil pH Detector against EM38 zones and satellite imagery
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To use PA maps to indentify and sample soil zones within a paddock. To identify potential soil specific nitrogen responses within paddocks
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To tests the ability of the EM38 to predict soil water in rainfed agricultural systems in southern NSW.
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To identify opportunities to reduce risk and increase profitability by evaluating the soils and conditions where continuous cereal systems perform best and where inputs can be most cost-effectively targeted
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To identify opportunities to reduce risk and increase profitability by evaluating the soils and conditions where continuous cereal systems perform best and where inputs can be most cost-effectively targeted. Trials were established at Karoonda (Lowaldie) to test soil-specific strategies and tactics for reducing risk and increasing profitability … read more
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To conduct trials across CW NSW to provide objective data on the potential for SU and Zn interactions in wheat.
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To provide a brief review of manganese toxicity in New South Wales.
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To test the relative effectiveness of a zinc spray to the soil surface compared to zinc-enriched fertilizers for correcting zinc deficiency in wheat.
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This study serves to identify the crown rot risk to the industry and link with research on rotation impacts and grower practice at a whole-paddock scale.
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A total of 87 paddocks were surveyed as a part of a longitudinal study of soil- and stubbleborne diseases in southern NSW (sNSW) farming systems. Particular emphasis has been placed on the soil-borne disease, crown rot.
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To evaluate the performance of perennial grass and crops (Barley in 2013) when pasture cropped over different perennial species established on deep pale sands.
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To outline how farmers can maximise wheat yield on long fallow by sowing early with slow developing cultivars.
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To determine whether the potential benefits of sowing on last year’s crop row to harvest any extra water and nutrition can outweigh risks of increased disease pressure and lead to better crop performance on Mallee soil types
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Trials in the Mallee have highlighted the benefits of strong early crop establishment and nutrition, particularly on sands. Non-wetting (or water repellent) sands have presented additional challenges. Global Positional System (GPS) guided seeding is increasingly common and presents the opportunity for strategic placement of seed in relation to l… read more
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Trials in the Mallee have highlighted the benefits of strong early crop establishment and nutrition, particularly on sands. Non-wetting (or water repellent) sands have presented additional challenges. Global Positional System (GPS) guided seeding is increasingly common and presents the opportunity for strategic placement of seed in relation to l… read more
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To investigate the effect of the sowing treatment on weed populations and crop performance on two contrasting soil types (a dune sand and a heavier clay loam swale).
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To investigate a spader machine for lime incorporation.
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The spader trials were set up at several sites ranging from 0.5 ha to whole paddocks. The growers wanted
the spader to incorporate clay, lime and/or organic matter, or just improve the friability of the soil.
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This project will provide information on within-paddock variation in soil pH and related soil properties, in different regions of the High Rainfall Zone (HRZ). To do this, we will map the horizontal and vertical variations in soil pH across 10 cropping paddocks in the Victorian HRZ. This will demonstrate to farmers how soil pH varies spatially… read more
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To identify whether there is an advantage in using deep ripping or shallow cultivation compared to direct drill to improve the ability of crops to utilize soil water at depth.
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To identify whether deep ripping and other soil treatments will result in an increase in spring water use by crops and therefore increased yields and improved grain quality.
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To identify whether there is an advantage in using deep ripping or shallow cultivation compared to direct drill to improve the ability of crops to utilize soil water at depth.
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To evaluate new and existing chickpea varieties.
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To evaluate new and existing field pea varieties.
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To investigate the optimum nitrogen required for a high yielding canola crop based on a deep soil nitrate test.
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To report on investigations into the strategic use of tillage within no-till systems.
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To compare the economic and agronomic response between the paddock rotations of wheat on wheat, wheat on late pasture topping and wheat on chemical fallow. This investigation aims to identify winter fallowing as a low-risk rotational strategy for low rainfall cropping systems in the North and Eastern Wheatbelt region of Western Australia.
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To investe options for reducing nitrous oxide emissions from dryland summer grain cropping in northern NSW.
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To report on the nitrous oxide (N2O) emission results from the 2014–15 grain sorghum trials, which aimed to optimise both nitrogen (N) rate and fertiliser N release to benefit crop production and reduce N2O emissions.
Aims:
To report on the nitrous oxide (N2O) emission results from the 2014–15 grain sorghum trials, which aimed to optimise both nitrogen (N) rate and fertiliser N release to benefit crop production and reduce N2O emissions.
Aims:
To report on the nitrous oxide (N2O) emission results from the 2014–15 grain sorghum trials, which aimed to optimise both nitrogen (N) rate and fertiliser N release to benefit crop production and reduce N2O emissions.
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To report the biomass, grain production, and gross margin results from sorghum grown in 2014−15 on plots where nitrogen (N) fertiliser was applied in 2013−14 and no additional N was applied to the current crop.
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To report on trials conducted in 2012–13 using 15N applied at three N rates (40, 120 and 200 kg N/ha) were reported previously, but those results are repeated here for comparison with more recent trial results.
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To investigate how differing summer farming practices influence stored water and how plant available water may influence grain yield potential and grain quality attributes in the low rainfall area in central NSW.
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To demonstrate the impact of different stubble management techniques on soil biota activity and nutrition demands would be monitored using the same fertiliser applications in crop and by comparing yields. In subsequent years the effect of different treatments will be monitored.
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All four trials were aiming to evaluate what alternative stubble retention practices can be implemented into the cropping system, without
incurring yield penalty or significant cost to the grower.
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Over recent seasons adoption of stubble retention has plateaued in the Mallee and some growers are reducing the area of stubble retained until the next growing season. An experiment was undertaken to identify potential improvements in stubble management so this trend could be reversed. The experiment examined how different amounts and types of s… read more
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To investigate the impact of stubble on frost severity and duration.
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To determine the effect of stubble type (wheat, peas and canola) and load (from Decile 2, 5 and 8
seasons) on subsequent soil and crop nutrition.
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To examine cereal response to zinc.
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To investigate effects of soil amelioration methods on subsoil constraints and the benefots to grain yields in the Mid-North of SA.
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To trial the sub soil treatment of ripping and adding a soil ameliorant in a lucerne pasture.
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To determine if applying fertiliser to the subsoil gives any residual benefits to crops in subsequent years.
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To investigate potential long term negative effects on crop yield of interactions between clay spreading or delving with subsoil nutrition (micronutrients).
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To investigate sulfonylurea herbicide and zinc / phosphorus fertiliser interactions in wheat in the Central West NSW cropping belt.
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To study the interaction between herbicides and Zn nutrition of wheat.
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To establish product, rates and timings suitable to achieving the most economic return for managing sulphur deficiency.
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To investigate nitrogen management strategies for achieving noodle and durum quality wheat in the Wimmera and to better understand wether these specialty wheats should be grown in this district in place of some milling wheat area.
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Farming systems projects funded by the Grains Research and Development Corporation (GRDC) are assessing ways to improve the use of our total rainfall, with the aim of achieving 80% of the water and nitrogen-limited yield potential in our cropping systems.
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To measure the interaction between stubble management and soil moisture on:
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To measure the interaction between stubble management, frequency of rainfall events and fertiliser nitrogen on:
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To evaluate effectiveness of ‘summer sowing’ hard-seeded serradella pod into established perennial grass pastures.
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To evaluate the effectiveness of establishing annual legumes into established perennial grass-based pastures by 'summer' sowing of hard-seeded serradella pod.
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To compare five control practices to determine the best weed management strategy for summer months on this particular soil type.
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To highlight the effectiveness of summer weed control in conserving soil moisture for winter cereal cropping in the Central-Eastern Wheatbelt of WA.
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To discuss summer weed control options.
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Assess the yield impact of different summer spray application timings at four trials in March 2017, following a widespread summer rainfall event.
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To determine which summer weed control method is most efficient and economical.
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To record experiences of farmers using rotational grazing on stubbles (putting high numbers of stock on paddocks for short periods of time) suggest that more surface cover remains and less tracking is evident compared to paddocks where a lower stocking density for longer periods is used.
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To investigate the effect of two different methods of surface drainage ('raised beds' and 'hump and hollows') of pasture compared to an undrained control treatment on farm productivity and the potential impact on the environment.
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To report on a survey of the “Red Leaf Clover Syndrome”.
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To establish the compatibility of a broad range of commonly used agricultural chemicals in association with rhizobial inoculants an dgrain legume seed.
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To examine the long-term environmental, biological and economic effects of alternate production systems.
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To look at best management practices for erosion and salinity control and compare crop and pasture growth, water use and subsequent recharge.
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In 2006 seven Demonstration Sites funded by the National Action Plan for Salinity and Water Quality and the National Landcare Program continued to be used to demonstrate and measure the potential impact of best management practices for dryland agriculture in the Mallee.
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To test the hypothesis that "drainage of waterlogged soils in southwest Victoria through raised beds will increase crop and pasture production with beneficial modifications to soil properties".
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To evaluate the effects of varietal selection, sowing date, plant population and N management on grain yield, oil content and lodging
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To establish a farmer scale demonstration site at Nungarin on a Wodjil soil type investigating cheap, cost-effective methodology to effectively incorporate lime to depth which removes the subsurface constraint and provides more immediate returns to growers on their investment.
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Brome grass is the costliest weed to grain production in the Mallee region despite herbicide resistance being relatively low. This paper brings together research trials from 2015 and 2016 addressing the potential for greater efficacy of pre-emergence herbicides on brome and the potential for better crop competition on non-wetting sands. For grow… read more
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To investigate the interactions between pre-emergence herbicide options and crop row placement.
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To test pre-emergence herbicide options for brome grass on Mallee sand.
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To give an indication of performance at different parts of the island.
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GRDC has funded a programme to address this issue and one of the projects within this programme is developing an improved understanding and implementation of management practices for brassica and pulse crops, pastures and other options to reduce the risk of crop failure and improve whole farm profitability in low rainfall south-east Australia.… read more
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To evaluate the effect and profitability of inoculation and/or nitrogen topdressing on chickpeas and field peas.
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To identify nutrient and stubble management practices which result in increased soil organic matter.
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To demonstrate differences between sprayed and unsprayed plots from December 2012 to February 2013 for RCSN Kwinana East Port Zone trial locations.
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To determine the impact of grazing on soil condition and weed populations. This report is on findings after two years of grazing.
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