Aims:
Aims:
To comment on seedbed utilisation calculating safe fertiliser rates,
Aims:
To drill 6kg/ha canola seed, plus 110 kg/ha MAP and 100 kg/ha urea.
Aims:
To investigate whether skipped-row urea application at sowing can imporve nitrogen efficiency.
Aims:
To assess the use of banded slow release nitrogen in comparison to banded urea and best practice farmer practice.
Aims:
To identify and retest historic pH monitoring sites from previous publicly funded projects.
Aims:
To identify and retest historic pH monitoring sites from previous publically funded projects.
Aims:
To identify and retest historic pH monitoring sites from previous publically funded projects.
Aims:
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.
Aims:
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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Aims:
To evaluate the impact of Urea application in sorghum.
Aims:
To investe options for reducing nitrous oxide emissions from dryland summer grain cropping in northern NSW.
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.
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 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.
Aims:
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.
Aims:
To measure wheat responses to sulfur and zinc fertiliser when applied in addition to nitrogen and phosphorus.
Aims:
This trial was located in York in the grainbelt of Western Australia and investigated combinations of UAN (Urea Ammonium Nitrate) Placement (streamed or broadcast), UAN rate (low and high input) and UAN timing (early or late in the crop growth) for management of ARG.
Aims:
To compare the responses of six different canola varieties to nitrogen fertiliser.
Aims:
To quantify nitrogen leaf uptake when applying UAN with and without follow-up rain; and to determine the effect of streaming versus standard nozzles on nitrogen leaf uptake.
Aims:
To look at the effectiveness of top-dressed urea on canola and the importance of timing prior to rainfall.
Aims:
To ascertain the amount and availability of N under varying stubble management practices and soil environments.
Aims:
To evaluate whether TwinN could enable reductions in urea rates without loss of yield in wheat in the medium-high rainfall Victorian wheat region.
Aims:
To investigate whether liquid N as UAN is a better and more reliable source of N compared to using granular urea.
Aims:
To further investigate the impact of rainfall timing on the effectiveness of topdressed urea N uptake, and
the possible role of Agritain-treated urea to overcome the problems with the timing of topdressing.
Aims:
To further investigate the impact of rainfall timing on the effectiveness of topdressed urea N uptake, and
the possible role of Agritain-treated urea to overcome the problems with the timing of topdressing.
Aims:
To determine the extent of volatilisation loss of two nitrogen fertilisers (granular urea vs. liquid UAN) applied over a number of days at the end of tillering on a Wimmera grey clay soil (Marnoo) and Mallee clay loam (Birchip).
Aims:
To establish the fit for calcium ammonium nitrate (CAN) as a topdressed fertiliser in wheat in a low rainfall situation and on an N responsive site.
Aims:
To provide the farmers with calcareous soils that were P retentive, with an alternative to P fertilisers which were continually becoming locked-up, as well as an economical and effective method for the application of these fertilisers
Aims:
To demonstrate the effectiveness of two types of surface applied organic amendments – compost and chicken manure.
Aims:
To evaluate the effect various rates of granular urea spread 3-4 weeks post of seeding has on the yield and profitability of wheat.
Aims:
Aims:
To use a combination of N-rich strip and satellite imagery in canola to determine a variable rate nitrogen plan.
Aims:
To investigate the possible advantages of varying nitrogen rates over different soil types on a field in the Upper North region.
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Aims:
Aims:
To satisfy the questions of local farmers.
Aims:
To identify key ingredients of agronomic packages that deliver high yielding canola crops with high oil contents in the Parndana environment.
Aims:
To investigate the response of wheat to polymer-coated urea.
Aims:
To evaluate wheat variety response to Urea timing and method of application.
Aims:
To evaluate wheat variety response to Urea timing and method of application.
Aims:
To evaluate wheat variety response to Urea timing and method of application
Aims:
To evaluate wheat variety response to Urea timing and method of application
** See also LB1602 - variety x rate x timing factorial
Aims:
To evaluate wheat variety response to Urea timing and method of application.
Aims:
To evaluate wheat variety response to Urea timing and method of application.
Aims:
To investigate the response to nitrogen fertiliser on wheat.
Aims:
To further test the response of different wheat varieties to varying rates and timings of Nitrogen applications.