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    Academic Journals

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• Identifying fertiliser management strategies to maximise nitrogen and phosphorus acquisition by wheat in two contrasting soils from Victoria, Australia

  Authors:V.M. Dunbabin, R.D. Armstrong, S.J. Officer, and R.M. NortonFrom:Australian Journal of Soil Research (Vol. 47, Issue 1) Peer-Reviewed

  Feb. 200910,462 words Report Crop yield and profitability in the dryland production systems of southern Australia are directly affected by the application of nitrogen (N) and phosphorus (P) fertilisers. How efficiently a crop utilises applied...

• Wheat roots proliferate in response to nitrogen and phosphorus fertilisers in Sodosol and Vertosol soils of south-eastern Australia

  Authors:S.J. Officer, V.M. Dunbabin, R.D. Armstrong, R.M. Norton, and G.A. KearneyFrom:Australian Journal of Soil Research (Vol. 47, Issue 1) Peer-Reviewed

  Feb. 20097,782 words Report Root growth responses to separately placed of bands of N and P fertiliser were examined at the 3-leaf(GS13) and stem extension growth stages (GS30) for wheat (Triticum aestivum L. cv. Yitpi) growing in 2 major alkaline...

• Discreteness of charge effects on the double layer structure at the metal/solid electrolyte interface

  Authors:B.R. Horrocks and R.D. ArmstrongFrom:Journal of Physical Chemistry B (Vol. 103, Issue 51) Peer-Reviewed

  Dec. 23, 199943 words Article

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• Predicting the response of wheat (Triticum aestivum L.) to liquid and granular phosphorus fertilisers in Australian soils

  Authors:T.M. McBeath, M.J. McLaughlin, R.D. Armstrong, M. Bell, M.D.A. Bolland, M.K. Conyers, et al.From:Australian Journal of Soil Research (Vol. 45, Issue 6) Peer-Reviewed

  Sept. 20076,260 words Report 1690LLiquid forms of phosphorus (P) have been shown to be more effective than granular P for promoting cereal growth in alkaline soils with high levels of free calcium carbonate on Eyre Peninsula, South Australia. However,...

• Mobility and lability of phosphorus from granular and fluid monoammonium phosphate differs in a calcareous oil

  Authors:E. Lombi, M.J. McLaughlin, C. Johnston, R.D. Armstrong, and R.E. HollowayFrom:Soil Science Society of America Journal (Vol. 68, Issue 2) Peer-Reviewed

  March-April 2004210 words Author abstract

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• A framework for single machine multiple objective sequencing research

  Authors:T.D. Fry, R.D. Armstrong, and H. LewisFrom:Omega (Vol. 17, Issue 6) Peer-Reviewed

  Nov. 1989 Article

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• Speciation and distribution of phosphorus in a fertilized soil: a synchrotron-based investigation

  Authors:E. Lombi, K.G. Scheckel, R.D. Armstrong, S. Forrester, J.N. Cutler, and D. PatersonFrom:Soil Science Society of America Journal (Vol. 70, Issue 6) Peer-Reviewed

  November-December 2006221 words Author abstract 60L

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• Dry soil reduces fertilizer phosphorus and zinc diffusion but not bioavailability

  Authors:T. M. McBeath, M.J. McLaughlin, J.K. Kirby, and R.D. ArmstrongFrom:Soil Science Society of America Journal (Vol. 76, Issue 4) Peer-Reviewed

  July-August 2012 Author abstract, Rep...

   Citation Only

• Impact of subsoil physicochemical constraints on crops grown in the Wimmera and Mallee is reduced during dry seasonal conditions

  Authors:J.G. Nuttall and R.D. ArmstrongFrom:Australian Journal of Soil Research (Vol. 48, Issue 2) Peer-Reviewed

  Mar. 20109,598 words Report Subsoil physicochemical constraints can limit crop production on alkaline soils of south-eastern Australia. Fifteen farmer paddocks sown to a range of crops including canola, lentil, wheat, and barley in the Wimmera and...

• A Linear Programming Algorithm for the Simple Model for Discrete Chebyshev Curve Fitting

  Authors:M.G. Sklar and R.D. ArmstrongFrom:Computers & Operations Research (Vol. 10, Issue 3) Peer-Reviewed

  August-September 198347 words Article

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• Plant availability of phosphorus from fluid fertiliser is maintained under soil moisture deficit in non-calcareous soils of south-eastern Australia

  Authors:S.J. Officer, R.D. Armstrong, and R.M. NortonFrom:Australian Journal of Soil Research (Vol. 47, Issue 1) Peer-Reviewed

  Feb. 20098,248 words Report Low soil moisture and phosphorus (P) deficiencies restrict grain production in south-eastern Australia. The effect of the soil moisture regime on the plant availability of P from fluid mono-ammonium phosphate (MAP)...

• Chemical characteristics of phosphorus in alkaline soils from southern Australia

  Authors:I. Bertrand, R.E. Holloway, R.D. Armstrong, and M.J. McLaughlinFrom:Australian Journal of Soil Research (Vol. 41, Issue 1) Peer-Reviewed

  Jan. 20037,222 words Article This study was performed to better understand the chemical behaviour of P in a variety of alkaline soils from southern Australia. To do so, surface soil samples of 47 alkaline cropping soils from Upper Eyre Peninsula in...

• The rapid assessment of concentrations and solid phase associations of macro- and micronutrients in alkaline soils by mid-infrared diffuse reflectance spectroscopy

  Authors:I. Bertrand, L.J. Janik, R.E. Holloway, R.D. Armstrong, and M.J. McLaughlinFrom:Australian Journal of Soil Research (Vol. 40, Issue 8) Peer-Reviewed

  Dec. 15, 20026,967 words Article Chemical analysis is a crucial but often expensive and time consuming step in the characterisation of soils. Mid-infrared diffuse reflectance (MIR-DRIFT) spectroscopy coupled with partial least square (PLS) analysis was...

• Responsiveness of wheat (Triticum aestivum) to liquid and granular phosphorus fertilisers in southern Australian soils

  Authors:T.M. McBeath, R.D. Armstrong, E. Lombi, M.J. McLaughlin, and R.E. HollowayFrom:Australian Journal of Soil Research (Vol. 43, Issue 2) Peer-Reviewed

  Mar. 20055,548 words Article Recent field trials on alkaline soils in southern Australia showed significant grain yield responses to liquid compared with traditional granular forms of P fertiliser. However the advantages of liquid over granular P...

• Interrelationships between edaphic factors potentially limiting cereal growth on alkaline soils in north-western Victoria

  Authors:J.G. Nuttall, R.D. Armstrong, D.J. Connor, and V.J. MatassaFrom:Australian Journal of Soil Research (Vol. 41, Issue 2) Peer-Reviewed

  Mar. 20036,274 words Article Calcarosols of the Victorian southern Mallee comprise subsoils that are typically saline, sodic, and have high concentrations of soluble boron (B), which have the potential to restrict growth of rain-fed grain crops....

• Use of genetic tolerance in grain crops to overcome subsoil constraints in alkaline cropping soils

  Authors:J.G. Nuttall, K.B. Hobson, M. Materne, D.B. Moody, R. Munns, and R.D. ArmstrongFrom:Australian Journal of Soil Research (Vol. 48, Issue 2) Peer-Reviewed

  Mar. 20108,344 words Report Subsoil physicochemical constraints such as primary salinity and high boron (B) can significantly reduce grain yields across wide areas of Australia. Financially viable amelioration options are limited for cropping...

• Tillage system affects phosphorus form and depth distribution in three contrasting Victorian soils

  Authors:D.T. Vu, C. Tang, and R.D. ArmstrongFrom:Australian Journal of Soil Research (Vol. 47, Issue 1) Peer-Reviewed

  Feb. 20098,747 words Report Major changes in tillage practices have occurred over the past 2 decades across the diverse range of soil types and rainfall zones that characterise cropping systems in southern Australia. However, there has been little...