Subsoil nutrition - residual benefits?


Research organisaton
Funding source

Trial details

Researcher(s) S Doudle
Year(s) 2004
Contributor South Australian Research and Development Institute
Trial location(s) Site 1, Eyre Peninsula, SA
Subsoil nutrition - residual benefits? locations

To determine if applying fertiliser to the subsoil gives any residual benefits to crops in subsequent years.

Key messages
  • Trace elements applied to the soil (either shallow at seeding or deep prior to seeding) two years previously benefitted wheat at a clay spread site.
  • Accross all sites and six years of measurements there were no measurable residual responses to deep placed nutrients.
Lead research organisation N/A
Host research organisation South Australian Research and Development Institute
Trial funding source GRDC UA00087
Related program More Profit from Crop Nutrition
Acknowledgments N/A
Other trial partners Not specified


Crop type Wheat
Treatment type(s)
  • Fertiliser
Trial type Experimental
Trial design Unknown

Eyre Peninsula 2004

Sow date Not specified
Harvest date Not specified
Plot size Not specified
Plot replication Not specified

Phosphoric acid, urea, zinc, manganese and copper sulphate, ammonium nitrate

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Trial last modified: 09-10-2019 11:38am AEST