Nigel S Wilhelm

Affiliations

(39) CSIRO (1) Low Rainfall Collaboration Project (1) LRCP (4) MSF (4) SARD (1) SARDI (52) Scientific Consultant (1)
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83 total results found Matching the current search filters and located within the visible map area.

49 results have a trial report available
31 results have export data available
5 trials are CC BY 4.0
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Aims:

To:

  • determine if physical intervention and soil mixing improved grain yield on a sandy soil on eastern EP,
  • compare deep ripping with inclusion plates to spading,
  • determine if deeper ripping improved results, and
  • identify if the addition of fertilisers or organic material (OM) provide additional … read more
Crop type: Wheat 1 trial Soil amelioration Type Soil amelioration Rate Soil amelioration Application
Murlong, SA
Source Data Unavailable
Research organisatons
Funding source

Aims:

To investigate water repellence mitigation options at seeding. The trial aims to identify the driving chemistries (surfactants vs humectants) and application techniques (furrow surface, vs seed zone) that are better able to lift crop responses under local sowing conditions. This article reports on the Year 1 data, with more work being planned f… read more

Crop type: Wheat 1 trial Soil amelioration Type Soil amelioration Rate Soil amelioration Application Soil amelioration Timing
Murlong, SA
Source Data Unavailable
Research organisatons
Funding source

Aims:

This article summarises the first four years of crop performance after trafficking was imposed on a red calcareous sandy loam at Minnipa Agricultural Centre (a detailed summary of 2015, 2016 and 2017 results can be found in the 2015, 2016 and 2017 Eyre Peninsula Farming Systems Summaries, respectively). Three other trials similar in design and m… read more

Crop type: Wheat 1 trial Soil Compaction Soil amelioration Type
Minnipa Agricultural Centre, SA
Research organisatons
Funding source

Aims:

To produce an Endnote-generated txt file database of research on trace elements in cropping systems of south eastern Australia.

Crop type: Barley,Wheat 2 trials Fertiliser Type Fertiliser Form Fertiliser Application Soil amelioration Rate
Urrbrae, SA
Trial Report Unavailable Source Data Unavailable
Research organisaton
Funding source

Aims:

To focus on the impact of trafficking by heavy vehicles on crop production and soil condition, as well as monitoring how quickly LRZ soils will "self-repair" if heavy trafficking is stopped. Issues of implementing CTF and managing permanent wheel tracks are being addressed in other components of the project.

Crop type: Vetch 1 trial Crop Type Soil Compaction Soil amelioration Application
Minnipa Agricultural Centre, SA
Research organisaton
Funding source

Aims:

  • Trials were implemented to compare break crop productivity and profitability on major soil types in the northern South Australian Mallee. This information will help farmers in the region to select the most appropriate break crop for their farming system.

Loxton, SA Waikerie, SA
Source Data Unavailable
Research organisaton
Funding source

Aims:

To test the benefits of fluid delivery systems in relation to the effects of trace elements, macro nutrients and fungicides on control of cereal root and leaf diseases and grain yield.

Crop type: Wheat 1 trial Fertiliser Form Fungicide Application
Eyre Peninsula, SA
Source Data Unavailable
Research organisaton

Aims:

To build on previous research by updating knowledge of the benefits, including disease control and nutrition, of fluid delivery systems. 

 

Crop type: Wheat 2 trials Fertiliser Type Fertiliser Rate Fungicide Type
Streaky Bay, SA Warramboo, SA
Source Data Unavailable
Research organisaton
Funding source

Aims:

Tp summarise the first two years of crop performance after trafficking was imposed on a red calcareous sandy loam at Minnipa Agricultural Centre (a detailed summary of 2015 results can be found in the EPFS Summary 2015, p197). Three other trials similar in design and monitoring have also been implemented across the LRZ – on a deep sand at Lo… read more

Crop type: Wheat 1 trial Soil Compaction
Minnipa Agricultural Centre, SA
Research organisaton
Funding source

Aims:

To asses the effect on crop yield of multiple rates and application strategies of micronutrient fertilizers in soils deficient in the target micronutrients (copper, zinc, manganese, boron and molybdenum)

Crop type: Wheat 1 trial Fertiliser Fertiliser Rate Fertiliser Timing Fertiliser Application Fertiliser Method
Edillilie, SA
Trial Report Unavailable
Research organisaton
Funding source

Aims:

To asses the effect on crop yield of multiple rates and application strategies of micronutrient fertilizers in soils deficient in the target micronutrients (copper, zinc, manganese, boron and molybdenum)

Crop type: Wheat 1 trial Fertiliser Fertiliser Rate Fertiliser Timing Fertiliser Application Fertiliser Method
Wunkar, SA
Trial Report Unavailable
Research organisaton
Funding source

Aims:

To asses the effect on crop yield of multiple rates and application strategies of micronutrient fertilizers in soils deficient in the target micronutrients (copper, zinc, manganese, boron and molybdenum)

Crop type: Barley 1 trial Fertiliser Fertiliser Rate Fertiliser Timing Fertiliser Application Fertiliser Method
Tooligie Hill, SA
Trial Report Unavailable
Research organisaton
Funding source

Aims:

To asses the effect on crop yield of multiple rates and application strategies of micronutrient fertilizers in soils deficient in the target micronutrients (copper, zinc, manganese, boron and molybdenum)

Crop type: Barley 1 trial Fertiliser Fertiliser Rate Fertiliser Timing Fertiliser Application Fertiliser Method
Streaky Bay, SA
Trial Report Unavailable
Research organisaton
Funding source

Aims:

To asses the effect on crop yield of multiple rates and application strategies of micronutrient fertilizers in soils deficient in the target micronutrients (copper, zinc, manganese, boron and molybdenum)

Crop type: Wheat 1 trial Fertiliser Fertiliser Rate Fertiliser Timing Fertiliser Application Fertiliser Method
West Wyalong, NSW
Trial Report Unavailable
Research organisatons
Funding source
South Australian Research and Development Institute D R Agriculture Pty Ltd

Aims:

To asses the effect on crop yield of multiple rates and application strategies of micronutrient fertilizers in soils deficient in the target micronutrients (copper, zinc, manganese, boron and molybdenum)

Crop type: Wheat 1 trial Fertiliser Fertiliser Rate Fertiliser Timing Fertiliser Application Fertiliser Method
Dandaloo, NSW
Trial Report Unavailable
Research organisatons
Funding source
South Australian Research and Development Institute D R Agriculture Pty Ltd

Aims:

To assess the extent and severity of trace element deficiencies on Eyre Peninsula and if existing guidelines developed some 20-40 years ago for trace element management packages need adapting for current farming systems.

Crop type: Barley,Wheat 4 trials Fertiliser Timing Fertiliser Form
Streaky Bay, SA Tooligie, SA
Source Data Unavailable
Research organisaton
Funding source

Aims:

This article summarises the outcomes of several Mn trials conducted on upper Eyre Peninsula over the last two years.

Crop type: Barley 2 trials Fertiliser Type Fertiliser Form
Piednippie, SA
Source Data Unavailable
Research organisatons
Funding source

Aims:

To determine the variation in the build-up of Rhizoctonia solani AG8 inoculum between cereal crops wheat, barley, triticale and cereal rye and varieties in a cropping system.

Crop type: Barley 2 trials Inoculant
Karoonda, SA
Trial Report Unavailable Source Data Unavailable
Research organisaton
Funding source

Aims:

Controlling barley grass in upper EP farming systems is becoming a major issue for growers, due to the development of herbicide resistance and delayed weed emergence. Management options other than herbicides need to be considered to address the issue for long-term sustainability. One of the best bets for cultural control of barley grass in-crop … read more

Crop type: Wheat 1 trial Sowing Method Sowing Row spacing
Minnipa Agricultural Centre, SA
Research organisatons
Funding source

Aims:

To compare break crop productivity and profitability on major soil types in the northern South Australian Mallee.
 

Crop type: Chickpeas,Field peas,Lentils,Lupins,Vetch,Canola 12 trials Crop Crop Type Crop Rotation
Loxton, SA Waikerie, SA
Source Data Unavailable
Research organisaton
Funding source

Aims:

Trials were implemented to compare break crop productivity and profitability on major soil types in the northern South Australian Mallee. This information will help farmers in this region to select the most appropriate break crop for their farming system.

Loxton, SA Waikerie, SA
Source Data Unavailable
Research organisaton
Funding source

Aims:

To undertake initial evaluation of an elite cumin line at a range of locations on the upper Eyre Peninsula: Blue Ribbon would also undertake assessment of cumin quality (oil quality) attributes within their international markets.

Crop type: Cumin 3 trials Crop Type
Minnipa Agricultural Centre, SA Piednippie, SA Port Kenny, SA
Source Data Unavailable
Research organisaton

Aims:

To asses the effect on crop yield of multiple rates and application strategies of micronutrient fertilizers in soils deficient in the target micronutrients (copper, zinc, manganese, boron and molybdenum)

Crop type: Wheat 1 trial Fertiliser Fertiliser Rate Fertiliser Timing Fertiliser Application Fertiliser Method
Edillilie, SA
Trial Report Unavailable
Research organisaton
Funding source

Aims:

To asses the effect on crop yield of multiple rates and application strategies of micronutrient fertilizers in soils deficient in the target micronutrients (copper, zinc, manganese, boron and molybdenum)

Crop type: Wheat 1 trial Fertiliser Fertiliser Rate Fertiliser Timing Fertiliser Application Fertiliser Method
Wunkar, SA
Trial Report Unavailable
Research organisaton
Funding source

Aims:

To asses the effect on crop yield of multiple rates and application strategies of micronutrient fertilizers in soils deficient in the target micronutrients (copper, zinc, manganese, boron and molybdenum)

Crop type: Barley 1 trial Fertiliser Fertiliser Rate Fertiliser Timing Fertiliser Application Fertiliser Method
Streaky Bay, SA
Trial Report Unavailable
Research organisaton
Funding source

Aims:

To asses the effect on crop yield of multiple rates and application strategies of micronutrient fertilizers in soils deficient in the target micronutrients (copper, zinc, manganese, boron and molybdenum)

Crop type: Barley 1 trial Fertiliser Fertiliser Rate Fertiliser Timing Fertiliser Application Fertiliser Method
Farm Beach, SA
Trial Report Unavailable
Research organisaton
Funding source

Aims:

To asses the effect on crop yield of multiple rates and application strategies of micronutrient fertilizers in soils deficient in the target micronutrients (copper, zinc, manganese, boron and molybdenum)

Crop type: Wheat 1 trial Fertiliser Fertiliser Rate Fertiliser Timing Fertiliser Application Fertiliser Method
Harden, NSW
Trial Report Unavailable
Research organisatons
Funding source

Aims:

To asses the effect on crop yield of multiple rates and application strategies of micronutrient fertilizers in soils deficient in the target micronutrients (copper, zinc, manganese, boron and molybdenum)

Crop type: Wheat 1 trial Fertiliser Fertiliser Rate Fertiliser Timing Fertiliser Application Fertiliser Method
Dandaloo, NSW
Trial Report Unavailable
Research organisatons
Funding source
South Australian Research and Development Institute D R Agriculture Pty Ltd

Aims:

To investigate the impact of row direction and row spacing on grass weed competition and cereal performance over three years.

Crop type: Wheat 1 trial Sowing Sowing Row spacing
Minnipa, SA
Research organisaton
Funding source

Aims:

To investigate the impact of row direction and row spacing on grass weed competition and ceral performance over three years.

Crop type: Wheat 1 trial Sowing Method Sowing Row spacing
Minnipa Agricultural Centre, SA
Research organisatons
Funding source

Aims:

To investigate the potential of non-chemical options for managing barley grass in a crop is increasing crop competition by reducing row spacing and increasing sowing rate.

Minnipa, SA
Research organisaton
Funding source

Aims:

To investigate the potential non-chemical options for managing barley grass in a crop is increasing crop competition by reducing row spacing and increasing sowing rate. 

Crop type: Wheat 1 trial Sowing Rate Sowing Row spacing
Minnipa Agricultural Centre, SA
Research organisatons
Funding source

Aims:

This article summarises the first season’s wheat performance after increasing severity of trafficking was imposed on a red calcareous sandy loam at Minnipa Agricultural Centre. Three other trials similar in design and monitoring have also been implemented across the LRZ – on a deep sand at Loxton (SA), a brown loam near Swan Hill (Vic) and o… read more

Crop type: Wheat 1 trial Soil Compaction
Minnipa Agricultural Centre, SA
Research organisaton
Funding source

Aims:

To challenge this notion, and to examine the impacts of break crops on the longer-term financial performance of following wheat crops.

Crop type: Wheat 1 trial Crop Crop Type Variety Variety Type
Forbes, NSW
Research organisaton

Aims:

To quantify the agronomic benefits that break crops can provide in Mallee cropping rotations so that farmers can be confident of the long term benefits of more diverse crop sequences.

Wargan, VIC
Source Data Unavailable
Research organisaton
Funding source

Aims:

A series of multi-year field trials were conducted at sites in SA, Victoria and NSW to determine key soil, environment and management factors influencing the pathogen dynamics and disease impact in cereal crops.

Galong, NSW Karoonda, SA Streaky Bay, SA Waikerie, SA
Source Data Unavailable
Research organisatons
Funding source

Aims:

To asses the effect on crop yield of multiple rates and application strategies of micronutrient fertilizers in soils deficient in the target micronutrients (copper, zinc, manganese, boron and molybdenum)

Crop type: Wheat 1 trial Fertiliser Fertiliser Rate Fertiliser Timing Fertiliser Application Fertiliser Method
Farm Beach, ACT
Trial Report Unavailable
Research organisaton
Funding source

Aims:

To asses the effect on crop yield of multiple rates and application strategies of micronutrient fertilizers in soils deficient in the target micronutrients (copper, zinc, manganese, boron and molybdenum)

Crop type: Wheat 1 trial Fertiliser Fertiliser Rate Fertiliser Timing Fertiliser Application Fertiliser Method
Temora, NSW
Trial Report Unavailable
Research organisatons
Funding source

Aims:

To asses the effect on crop yield of multiple rates and application strategies of micronutrient fertilizers in soils deficient in the target micronutrients (copper, zinc, manganese, boron and molybdenum)

Crop type: Wheat 1 trial Fertiliser Fertiliser Rate Fertiliser Timing Fertiliser Application Fertiliser Method
Harden, NSW
Trial Report Unavailable
Research organisatons
Funding source

Aims:

Two separate trials were implemented in 2014 with one trial aim to compare the productivity of pulse crops with the intention of grain yield and the other trial to compare the productivity of pulse crops with the intention of using as a brown manure

Wargan, VIC
Source Data Unavailable
Research organisaton
Funding source

Aims:

To determine the comparative performance of alternative crops and pastures as pest and disease breaks in an intensive cereal phase. In low rainfall regions of south-eastern Australia broad-leaf crops make up only a very small proportion of the total area of sown crops. 

Crop type: Wheat 1 trial Crop Type
Minnipa Agricultural Centre, SA
Research organisatons
Funding source

Aims:

The aim of this project was to test if including one or two-year break phases in low rainfall crop sequences could successfully address agronomic constraints to increase the productivity of subsequent cereal crops and improve the profitability of the long term crop sequence when compared to maintaining continuous cereal

Research organisaton
Funding source

Aims:

To assess the new products with a range of application strategies and compared them to other management options (tillage, zinc, starter nitrogen, deep sowing, fluid fertiliser and late sowing) which can change the impact of rhizoctonia on crop production.

Crop type: Barley,Wheat 2 trials Fertiliser Type Fungicide Type
Minnipa Agricultural Centre, SA
Research organisatons
Funding sources

Aims:

To look at the impact of 2012 break crops on Rhizoctonia inoculum in 2013 and of crop management on disease expression in the 2013 cereal crop. 

Crop type: Wheat,Medic,Vetch 9 trials Crop Type
Piednippie, SA Warramboo, SA Wynarka, SA
Research organisaton
Funding source

Aims:

The GRDC Low Rainfall Crop Sequencing project is identifying the effects that different break crops and rotations have on Mallee farming systems. Farmers have increasingly adopted continuous cereal cropping strategies as non-cereal crops are perceived as riskier than cereals due to greater yield and price fluctuations. Therefore, it is important… read more

Wargan, VIC
Source Data Unavailable
Research organisaton
Funding source

Aims:

To determine the comparative performance of alternative crops and pastures as pest and disease breaks in an intensive cereal phase. 

Crop type: Wheat 1 trial Crop Type
Minnipa Agricultural Centre, SA
Research organisatons
Funding source

Aims:

To address the need for a non-cereal crop and pasture options to provide profitable rotational crops, disease breaks and weed control opportunities for cereal production in low rainfall regions of south-eastern Australia.

Crop type: Wheat 1 trial Crop Rotation
Appilla, SA
Source Data Unavailable
Research organisatons
Funding source

Aims:

The GRDC Low Rainfall Crop Sequencing project is identifying the effects that different break crops and rotations have on Mallee farming systems. Farmers have increasingly adopted continuous cereal cropping strategies as non-cereal crops are perceived as riskier than cereals due to greater yield and price fluctuations. However, break phases can … read more

Crop type: Wheat 1 trial Crop Rotation
Wargan, VIC
Trial Report Unavailable Source Data Unavailable
Research organisaton
Funding source

Aims:

To look at the impact of break crops on Rhizoctonia inoculum in 2013 and of crop management on disease expression in the following cereal crop. 

Crop type: Barley 3 trials Fungicide Type
Streaky Bay, SA Warramboo, SA Wynarka, SA
Research organisaton
Funding source

Aims:

To determine if disease suppression against rhizoctonia is achievable in an upper EP environment on a grey highly calcareous soil. It also assessed whether soil microbial populations can be influenced by rotation and fertiliser inputs in this environment.

Crop type: Barley,Brassica,Medic,Canola 4 trials Crop Type Crop Rotation Fertiliser Type
Streaky Bay, SA
Source Data Unavailable
Research organisatons
Funding source