Harm van Rees

Affiliations

BCG (8) Cropfacts (10) CropFacts Pty Ltd (12) Cropping Consultant (13) DPI (1)
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43 trial projects found Matching active filters and within map area

42 results have a trial report available 11 results have export data available 7 trials are CC BY 4.0
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Aims:

To determine whether soil organic carbon be increased in a continuous cropping system in the low to medium rainfall zone.

Crop type: Barley,Wheat,Canola 72 trials Fertiliser Stubble Stubble Management
Temora, NSW , SA Hart, SA Birchip, VIC
Source Data Unavailable
Research organisaton
Funding source

Aims:

The DAFF and GRDC funded national trial will examine existing, new and alternative strategies for farmers in the cereal sheep zone to increase soil carbon. The trial will be used as baseline data for carbon accumulation in soils and to: discuss the various forms of soil organic carbon (plant residues, particulate, humus and resistant fractions),… read more

Crop type: Wheat 1 trial Fertiliser Rate Stubble Management
Minnipa Agricultural Centre, SA Red sandy loam
Source Data Unavailable
Research organisatons
Funding sources
Eyre Peninsula Agricultural Research Foundation CropFacts Pty Ltd SARDI Minnipa Agricultural Centre

Aims:

To add normal, as required to optimise yield potential, and extra amounts of nutrients (N, P and S) to different stubble managements (intact, incorporated and removed) to see if SOM levels could be increased.

Crop type: Barley,Wheat,Canola 12 trials Crop Rotation Stubble Stubble Management Stubble Height
Hart, SA
Research organisaton

Aims:

The DAFF and GRDC funded national trial will examine existing, new and alternative strategies for farmers in the cereal sheep zone to increase soil carbon. The trial will be used as baseline data for carbon accumulation in soils and to: discuss the various forms of soil organic carbon (plant residues, particulate, humus and resistant fractions),… read more

Crop type: Wheat 1 trial Fertiliser Rate Stubble Management
Minnipa Agricultural Centre, SA Red sandy loam
Research organisatons
Funding sources
Eyre Peninsula Agricultural Research Foundation CropFacts Pty Ltd SARDI Minnipa Agricultural Centre

Aims:

The DAFF and GRDC funded national trial will examine existing, new and alternative strategies for farmers in the cereal sheep zone to increase soil carbon. The trial will be used as baseline data for carbon accumulation in soils and to: discuss the various forms of soil organic carbon (plant residues, particulate, humus and resistant fractions),… read more

Crop type: Wheat 1 trial Stubble Management
Minnipa Agricultural Centre, SA Red sandy loam
Research organisatons
Funding source
Eyre Peninsula Agricultural Research Foundation CropFacts Pty Ltd SARDI Minnipa Agricultural Centre

Aims:

To compare soil moisture, soil nitrogen and profitability of five different vetch end-use treatments from 2012, sown to wheat in 2013.

Crop type: Wheat 1 trial Soil amelioration Rate
Birchip, VIC Clay loam
Trial Report Unavailable
Research organisaton
Funding source

Aims:

To compare the effects of (i) five different vetch termination timings, and (ii) five different end-uses of vetch on stored soil water and mineral N, and the yield of a subsequent wheat crop.

Crop type: Wheat 1 trial Harvest Timing Inoculant Type
Birchip, VIC Clay loam
Research organisaton
Funding source

Aims:

The DAFF and GRDC funded national trial will examine existing, new and alternative strategies for farmers in the cereal sheep zone to increase soil carbon. The trial will be used as baseline data for carbon accumulation in soils and to: discuss the various forms of soil organic carbon (plant residues, particulate, humus and resistant fractions),… read more

Crop type: Wheat 1 trial Stubble Management
Minnipa Agricultural Centre, SA Red sandy loam
Research organisatons
Funding source
Eyre Peninsula Agricultural Research Foundation CropFacts Pty Ltd SARDI Minnipa Agricultural Centre

Aims:

To identify nutrient and stubble management practices which result in increased soil organic matter.

Crop type: Wheat 1 trial Fertiliser Type Stubble Management
Birchip, VIC Clay loam
Research organisaton
Funding sources

Aims:

To assess the long-term impact of a range of P fertiliser rates on crop yield and economic returns

Jil JIl, VIC
Research organisaton
Funding source

Aims:

To demonstrate how Yield Prophet can be used to optimise production with reduced risk.

Crop type: Wheat 1 trial Sowing Timing
Corack, VIC
Source Data Unavailable
Research organisaton
Funding sources

Aims:

To demonstrate a strategy to reduce the risk of frost and heat shock damage.

Crop type: Wheat 1 trial Variety Type
Corack, VIC
Source Data Unavailable
Research organisaton
Funding sources

Aims:

To demonstrate the production risks associated with sowing different length maturity wheat varieties at different times.

Crop type: Wheat 2 trials Variety Type
Birchip, VIC
Research organisaton
Funding source

Aims:

  • To demonstrate the possibility of sowing long-season wheat and barley varieties when a soil profile is full of water at the beginning of the season.
  • To discover the pitfalls of this practice.

Crop type: Barley,Wheat 2 trials Sowing Timing
Corack, VIC
Source Data Unavailable
Research organisaton
Funding sources

Aims:

To trial and demonstrate two possible agronomic adaptations to a changing climate:

  • to sow wheat varieties earlier to reduce the possibility of heat shock events during grain fill whilst taking into account the frost risk, and
  • to sow more than one variety in the one paddock as a mix to ensure that the whole crop is no… read more
Crop type: Wheat 3 trials Fertiliser Rate Sowing Rate Variety Type
Birchip, VIC Culgoa, VIC Swan Hill, VIC
Research organisaton
Funding sources

Aims:

To assess the long-term impat of a rnage of P fertiliser rates on crop yield and economic returns.

Crop type: Barley,Oats,Wheat 4 trials Fertiliser Type Fertiliser Rate
Jil JIl, VIC
Source Data Unavailable
Research organisaton
Funding source

Aims:

To measure the loss of soil water attributed to summer weeds and to quantify the impact of summer weeds on lost production.

Crop type: No crop specified 2 trials No treatment
Jil JIl, VIC
Source Data Unavailable
Research organisaton

Aims:

To comment on Yield Prophet® in 2006 and how it can help save a packet in a drought season.

Crop type: N/A 1 trial No treatment
Birchip, VIC
Source Data Unavailable
Research organisaton

Aims:

To discuss the common questions of are: ‘Is this dry spell a permanent feature? Is it just due to chance? Is it a periodic event?’

Crop type: N/A 1 trial No treatment
Birchip, VIC
Source Data Unavailable
Research organisaton

Aims:

To extend work carried out in 2003 (converting rainfall into dollars) and investigate the effect of rainfall on farm gross income in the southern Mallee and Wimmera.

Crop type: No crop specified 12 trials No treatment
Birchip, VIC
Source Data Unavailable
Research organisaton

Aims:

To develop risk management tools which will assist farmers to make better decisions in relation to optimising inputs in line with seasonal outcomes.

Crop type: No crop specified 1 trial No treatment
Birchip, VIC
Source Data Unavailable
Research organisaton

Aims:

To discuss whether the Southern Oscillation Index is useful as a rainfall predictor for the Southern Mallee.

Crop type: N/A 1 trial No treatment
Birchip, VIC
Source Data Unavailable
Research organisaton

Aims:

To discuss crop selection for the coming year.

Crop type: Barley,Wheat,Lentils 3 trials Crop Type
Horsham, VIC
Source Data Unavailable
Research organisaton

Aims:

To investigate whether continuous wheat is viable.

Crop type: Wheat 1 trial Crop Type
Charlton, VIC
Source Data Unavailable
Research organisaton

Aims:

To discuss the APSIM model for wheat in the southern Mallee.

Birchip, VIC
Source Data Unavailable
Research organisaton

Aims:

To present the idea of more profit less risk under climate change conditions.

Crop type: N/A 1 trial No treatment
Birchip, VIC
Source Data Unavailable
Research organisaton

Aims:

To discuss planning for a successful cropping year.

Crop type: Not specified 1 trial No treatment
Bendigo, VIC
Source Data Unavailable
Research organisaton

Aims:

To discuss the profitability of farming enterprises.

Crop type: No crop specified 1 trial No treatment
Birchip, VIC
Source Data Unavailable
Research organisaton

Aims:

To discuss making fertiliser decisions: does topdressing nitrogen results in higher screenings?

Crop type: Wheat 1 trial Fertiliser Rate Fertiliser Application
Bendigo, VIC
Source Data Unavailable
Research organisaton

Aims:

To improve the soil structure of sodic soils using gypsum and tillage techniques.

Crop type: Wheat 1 trial Soil amelioration Soil amelioration Type Soil amelioration Application
Watchupga East, VIC
Research organisaton

Aims:

To answer the question 'Why are there so many sick crops in the Victorian Southern Mallee in 1995?'

Crop type: Wheat 3 trials Crop
Birchip, VIC Mildura, VIC Warracknabeal, VIC
Source Data Unavailable
Research organisaton

Aims:

To provide some suggestions as additional hints in coping with cropping after drought.

Birchip, VIC
Source Data Unavailable
Research organisaton

Aims:

To discuss notes on Durum wheat production.

Crop type: Wheat 1 trial Sowing Variety Type
Birchip, VIC
Source Data Unavailable
Research organisaton

Aims:

To present options and guidelines for chemical insect control.

Crop type: No crop specified 1 trial Pesticide
Birchip, VIC
Source Data Unavailable
Research organisaton

Aims:

To provide information about three crop types (production notes) grown in the Southern Mallee and Northern Wimmera: barley, lentils and faba beans.

Birchip, VIC
Source Data Unavailable
Research organisaton

Aims:

To present the results of cropping trial work in 1994 - spray trials in wheat.

Crop type: Wheat 1 trial Herbicide
Watchupga East, VIC
Source Data Unavailable
Research organisaton

Aims:

To invetigate

  • the effectiveness of two rates and two application techniques of granulated and liquid formulation of Trifluralin to control ryegrass and hogweed,
  • the impace of the Trifluralin rates on early wheat growth and subsequent yield, and
  • the effect of trash on hte efficacy of the granular and liquid… read more
Crop type: Wheat 1 trial Herbicide Application
Birchip, VIC
Source Data Unavailable
Research organisaton

Aims:

To investigate some other types of legumes for their dry matter and suitability as green manure.

Crop type: Medic,Vetch 3 trials Soil Preparation
Lameroo, SA
Source Data Unavailable
Research organisaton

Aims:

To provide a gross margin calculation method for 1994.

Birchip, VIC
Source Data Unavailable
Research organisaton

Aims:

To discuss the importance of nitrogen fertility and how you can go about finding out how to practically and economically use nitrogen either as fixed by rhizobium or as fertiliser.

Crop type: Wheat 1 trial Fertiliser
Birchip, VIC
Source Data Unavailable
Research organisaton

Aims:

To outline the concept for nitrogen use efficiency (NUE) and how it can be used on the farm to optimise yield and protein.

Crop type: Wheat 1 trial No treatment
Birchip, VIC
Source Data Unavailable
Research organisaton

Aims:

To provide some points to consider when choosing which crop types to grow and what to consider in growing them.

Birchip, VIC
Source Data Unavailable
Research organisaton

Aims:

To introduce the concept of water use efficiency.

Birchip, VIC
Source Data Unavailable
Research organisaton