Clay spreading with highly calcareous clays


Research organisaton
Funding source

Trial details

Researcher(s) S Malcolm, S Doudle and D Davenport
Year(s) 2002
Contributor South Australian Research and Development Institute
Trial location(s) Site 6, Wharminda, SA
Clay spreading with highly calcareous clays locations

To assess the benefits of various clay rates, types of clay and deep ripping on-farm.

Key messages
  • Clay spreading with calcareous clays can induce manganese deficiency .
  • Single foliar application of trace elements may not be sufficient to overcome this deficiency.
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 PIRSA rural solutions


Crop type Wheat
Treatment type(s)
  • Fertiliser: Application
  • Soil amelioration: Rate
Trial type Experimental
Trial design Unknown

Wharminda 2002

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

urea, zinc, manganese and copper sulphate

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Trial last modified: 10-06-2019 11:08am AEST