More on crop nutrition at the 2017 GRDC Updates

Trace elements – Chris Dowling

Trace elements can greatly influence crop production and may increase profitability. Chris Dowling from Back Paddock Company presented at the Gulargambone Update. Plant tissue testing for micronutrients and likelihood of responses.

 

The importance of phosphorus – Chris Guppy

Crop response to P and other nutrients is influenced by region, seasonal cycles and varietal choice. Chris Guppy from University of New England presented at the Dubbo Updates. Wheat barley and chickpea varietal root responses to N P K and S and implications for management.

 

Stubble as a nutrient source – Bhupinder Pal Singh

Canola stubble provides more nutrients after tillage than wheat residues. NSW DPI researcher Bhupinder Pal Singh presented at the Dubbo and Wagga Wagga Updates. Enhancing availability of nutrients from soil organic matter and crop residues.

 

Is deep P application worthwhile? – James Hagan

There is limited economic benefit from P application in the northern grains region, especially at higher rates. James Hagan from DAF QLD presented at the Goondiwindi Update. A summary of the economics of deep P nutrition trials in the northern grains region: where have current trials provided economic benefits?

 

Maximising biomass – Jayne Gentry

Organic matter in cropping systems is in decline, but maximising biomass production can help. Jayne Gentry (DAF QLD) presented at Goondiwindi and Dubbo. Soil organic matter – maximising biomass is the key.

 

Other talks on soil constraints:

 

More information

The latest on Nitrogen at the 2017 GRDC Updates

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